Home / 1,008,096.10-1,512,144.15-260,142.10

Finding the Fourth Proportional to 1,008,096.10, 1,512,144.15 and 260,142.10

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Solution

The fourth proportional to 1,008,096.10, 1,512,144.15 and 260,142.10 is: 390,213.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,008,096.10 : 1,512,144.15 = 260,142.10 : x
  2. Step 2: Convert to fraction form
    1,008,096.10/1,512,144.15 = 260,142.10/x
  3. Step 3: Cross multiply
    1,008,096.10x = 1,512,144.15 × 260,142.10
  4. Step 4: Simplify right side
    1,008,096.10x = 393,372,354,683.72
  5. Step 5: Solve for x
    x = 393,372,354,683.72/1,008,096.10
  6. Step 6: Final answer
    x = 390,213.15

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Half scale
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Double scale
Find fourth proportional to 1,008,097.10, 1,512,145.65 and 260,143.10
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.