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Finding the Fourth Proportional to 363,265.76, 501,309.24 and 202,127.60

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Solution

The fourth proportional to 363,265.76, 501,309.24 and 202,127.60 is: 278,937.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    363,265.76 : 501,309.24 = 202,127.60 : x
  2. Step 2: Convert to fraction form
    363,265.76/501,309.24 = 202,127.60/x
  3. Step 3: Cross multiply
    363,265.76x = 501,309.24 × 202,127.60
  4. Step 4: Simplify right side
    363,265.76x = 101,328,433,539.02
  5. Step 5: Solve for x
    x = 101,328,433,539.02/363,265.76
  6. Step 6: Final answer
    x = 278,937.47

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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.