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Finding the Fourth Proportional to 482,017.78, 723,535.46 and 471,160.60

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Solution

The fourth proportional to 482,017.78, 723,535.46 and 471,160.60 is: 707,238.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    482,017.78 : 723,535.46 = 471,160.60 : x
  2. Step 2: Convert to fraction form
    482,017.78/723,535.46 = 471,160.60/x
  3. Step 3: Cross multiply
    482,017.78x = 723,535.46 × 471,160.60
  4. Step 4: Simplify right side
    482,017.78x = 340,901,399,057.09
  5. Step 5: Solve for x
    x = 340,901,399,057.09/482,017.78
  6. Step 6: Final answer
    x = 707,238.22

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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.