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Finding the Fourth Proportional to 534,551.72, 737,699.73 and 292,834.22

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Solution

The fourth proportional to 534,551.72, 737,699.73 and 292,834.22 is: 404,121.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    534,551.72 : 737,699.73 = 292,834.22 : x
  2. Step 2: Convert to fraction form
    534,551.72/737,699.73 = 292,834.22/x
  3. Step 3: Cross multiply
    534,551.72x = 737,699.73 × 292,834.22
  4. Step 4: Simplify right side
    534,551.72x = 216,023,721,340.26
  5. Step 5: Solve for x
    x = 216,023,721,340.26/534,551.72
  6. Step 6: Final answer
    x = 404,121.28

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.