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Finding the Fourth Proportional to 663,053.30, 992,247.15 and 607,066.10

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Solution

The fourth proportional to 663,053.30, 992,247.15 and 607,066.10 is: 908,463.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    663,053.30 : 992,247.15 = 607,066.10 : x
  2. Step 2: Convert to fraction form
    663,053.30/992,247.15 = 607,066.10/x
  3. Step 3: Cross multiply
    663,053.30x = 992,247.15 × 607,066.10
  4. Step 4: Simplify right side
    663,053.30x = 602,359,607,586.62
  5. Step 5: Solve for x
    x = 602,359,607,586.62/663,053.30
  6. Step 6: Final answer
    x = 908,463.33

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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.