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Finding the Fourth Proportional to 363,898.50, 502,189.65 and 202,760.34

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Solution

The fourth proportional to 363,898.50, 502,189.65 and 202,760.34 is: 279,814.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    363,898.50 : 502,189.65 = 202,760.34 : x
  2. Step 2: Convert to fraction form
    363,898.50/502,189.65 = 202,760.34/x
  3. Step 3: Cross multiply
    363,898.50x = 502,189.65 × 202,760.34
  4. Step 4: Simplify right side
    363,898.50x = 101,824,144,178.48
  5. Step 5: Solve for x
    x = 101,824,144,178.48/363,898.50
  6. Step 6: Final answer
    x = 279,814.69

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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.