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Finding the Fourth Proportional to 502,593.09, 693,583.82 and 273,150.39

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Solution

The fourth proportional to 502,593.09, 693,583.82 and 273,150.39 is: 376,950.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    502,593.09 : 693,583.82 = 273,150.39 : x
  2. Step 2: Convert to fraction form
    502,593.09/693,583.82 = 273,150.39/x
  3. Step 3: Cross multiply
    502,593.09x = 693,583.82 × 273,150.39
  4. Step 4: Simplify right side
    502,593.09x = 189,452,690,930.69
  5. Step 5: Solve for x
    x = 189,452,690,930.69/502,593.09
  6. Step 6: Final answer
    x = 376,950.45

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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.