Home / 728,052.10-1,092,078.15-254,785.30

Finding the Fourth Proportional to 728,052.10, 1,092,078.15 and 254,785.30

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Solution

The fourth proportional to 728,052.10, 1,092,078.15 and 254,785.30 is: 382,177.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    728,052.10 : 1,092,078.15 = 254,785.30 : x
  2. Step 2: Convert to fraction form
    728,052.10/1,092,078.15 = 254,785.30/x
  3. Step 3: Cross multiply
    728,052.10x = 1,092,078.15 × 254,785.30
  4. Step 4: Simplify right side
    728,052.10x = 278,245,459,071.20
  5. Step 5: Solve for x
    x = 278,245,459,071.20/728,052.10
  6. Step 6: Final answer
    x = 382,177.95

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Similar ratio
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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.