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Finding the Fourth Proportional to 363,854.52, 502,106.58 and 202,701.24

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Solution

The fourth proportional to 363,854.52, 502,106.58 and 202,701.24 is: 279,720.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    363,854.52 : 502,106.58 = 202,701.24 : x
  2. Step 2: Convert to fraction form
    363,854.52/502,106.58 = 202,701.24/x
  3. Step 3: Cross multiply
    363,854.52x = 502,106.58 × 202,701.24
  4. Step 4: Simplify right side
    363,854.52x = 101,777,626,378.16
  5. Step 5: Solve for x
    x = 101,777,626,378.16/363,854.52
  6. Step 6: Final answer
    x = 279,720.66

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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.