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Finding the Fourth Proportional to 384,835.28, 577,008.41 and 337,545.33

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Solution

The fourth proportional to 384,835.28, 577,008.41 and 337,545.33 is: 506,103.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    384,835.28 : 577,008.41 = 337,545.33 : x
  2. Step 2: Convert to fraction form
    384,835.28/577,008.41 = 337,545.33/x
  3. Step 3: Cross multiply
    384,835.28x = 577,008.41 × 337,545.33
  4. Step 4: Simplify right side
    384,835.28x = 194,766,490,314.72
  5. Step 5: Solve for x
    x = 194,766,490,314.72/384,835.28
  6. Step 6: Final answer
    x = 506,103.53

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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.