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Finding the Fourth Proportional to 435,707.46, 653,627.61 and 222,359.04

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Solution

The fourth proportional to 435,707.46, 653,627.61 and 222,359.04 is: 333,572.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    435,707.46 : 653,627.61 = 222,359.04 : x
  2. Step 2: Convert to fraction form
    435,707.46/653,627.61 = 222,359.04/x
  3. Step 3: Cross multiply
    435,707.46x = 653,627.61 × 222,359.04
  4. Step 4: Simplify right side
    435,707.46x = 145,340,007,877.09
  5. Step 5: Solve for x
    x = 145,340,007,877.09/435,707.46
  6. Step 6: Final answer
    x = 333,572.46

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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.