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Finding the Fourth Proportional to 502,337.80, 750,255.25 and 454,858.03

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Solution

The fourth proportional to 502,337.80, 750,255.25 and 454,858.03 is: 679,342.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    502,337.80 : 750,255.25 = 454,858.03 : x
  2. Step 2: Convert to fraction form
    502,337.80/750,255.25 = 454,858.03/x
  3. Step 3: Cross multiply
    502,337.80x = 750,255.25 × 454,858.03
  4. Step 4: Simplify right side
    502,337.80x = 341,259,626,149.30
  5. Step 5: Solve for x
    x = 341,259,626,149.30/502,337.80
  6. Step 6: Final answer
    x = 679,342.92

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.