Home / 734,144.10-1,101,617.37-284,882.64

Finding the Fourth Proportional to 734,144.10, 1,101,617.37 and 284,882.64

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Solution

The fourth proportional to 734,144.10, 1,101,617.37 and 284,882.64 is: 427,479.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    734,144.10 : 1,101,617.37 = 284,882.64 : x
  2. Step 2: Convert to fraction form
    734,144.10/1,101,617.37 = 284,882.64/x
  3. Step 3: Cross multiply
    734,144.10x = 1,101,617.37 × 284,882.64
  4. Step 4: Simplify right side
    734,144.10x = 313,831,664,635.46
  5. Step 5: Solve for x
    x = 313,831,664,635.46/734,144.10
  6. Step 6: Final answer
    x = 427,479.65

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Double scale
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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.