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Finding the Fourth Proportional to 502,575.62, 693,542.67 and 273,127.46

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Solution

The fourth proportional to 502,575.62, 693,542.67 and 273,127.46 is: 376,909.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    502,575.62 : 693,542.67 = 273,127.46 : x
  2. Step 2: Convert to fraction form
    502,575.62/693,542.67 = 273,127.46/x
  3. Step 3: Cross multiply
    502,575.62x = 693,542.67 × 273,127.46
  4. Step 4: Simplify right side
    502,575.62x = 189,425,547,858.72
  5. Step 5: Solve for x
    x = 189,425,547,858.72/502,575.62
  6. Step 6: Final answer
    x = 376,909.54

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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.