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Finding the Fourth Proportional to 363,265.78, 501,309.24 and 202,127.62

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Solution

The fourth proportional to 363,265.78, 501,309.24 and 202,127.62 is: 278,937.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    363,265.78 : 501,309.24 = 202,127.62 : x
  2. Step 2: Convert to fraction form
    363,265.78/501,309.24 = 202,127.62/x
  3. Step 3: Cross multiply
    363,265.78x = 501,309.24 × 202,127.62
  4. Step 4: Simplify right side
    363,265.78x = 101,328,443,565.21
  5. Step 5: Solve for x
    x = 101,328,443,565.21/363,265.78
  6. Step 6: Final answer
    x = 278,937.49

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1.5x scale

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.