Home / 803,721.60-1,204,545.60-615,801.60

Finding the Fourth Proportional to 803,721.60, 1,204,545.60 and 615,801.60

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Solution

The fourth proportional to 803,721.60, 1,204,545.60 and 615,801.60 is: 922,908.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    803,721.60 : 1,204,545.60 = 615,801.60 : x
  2. Step 2: Convert to fraction form
    803,721.60/1,204,545.60 = 615,801.60/x
  3. Step 3: Cross multiply
    803,721.60x = 1,204,545.60 × 615,801.60
  4. Step 4: Simplify right side
    803,721.60x = 741,761,107,752.96
  5. Step 5: Solve for x
    x = 741,761,107,752.96/803,721.60
  6. Step 6: Final answer
    x = 922,908.02

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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.