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Finding the Fourth Proportional to 497,752.40, 746,542.20 and 182,046.80

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Solution

The fourth proportional to 497,752.40, 746,542.20 and 182,046.80 is: 273,038.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    497,752.40 : 746,542.20 = 182,046.80 : x
  2. Step 2: Convert to fraction form
    497,752.40/746,542.20 = 182,046.80/x
  3. Step 3: Cross multiply
    497,752.40x = 746,542.20 × 182,046.80
  4. Step 4: Simplify right side
    497,752.40x = 135,905,618,574.96
  5. Step 5: Solve for x
    x = 135,905,618,574.96/497,752.40
  6. Step 6: Final answer
    x = 273,038.60

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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.