Home / 1,008,099.20-1,512,148.80-376,882.40

Finding the Fourth Proportional to 1,008,099.20, 1,512,148.80 and 376,882.40

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Solution

The fourth proportional to 1,008,099.20, 1,512,148.80 and 376,882.40 is: 565,323.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,008,099.20 : 1,512,148.80 = 376,882.40 : x
  2. Step 2: Convert to fraction form
    1,008,099.20/1,512,148.80 = 376,882.40/x
  3. Step 3: Cross multiply
    1,008,099.20x = 1,512,148.80 × 376,882.40
  4. Step 4: Simplify right side
    1,008,099.20x = 569,902,268,901.12
  5. Step 5: Solve for x
    x = 569,902,268,901.12/1,008,099.20
  6. Step 6: Final answer
    x = 565,323.60

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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.