Home / 502,222.27-693,071.82-272,781.77

Finding the Fourth Proportional to 502,222.27, 693,071.82 and 272,781.77

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Solution

The fourth proportional to 502,222.27, 693,071.82 and 272,781.77 is: 376,441.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    502,222.27 : 693,071.82 = 272,781.77 : x
  2. Step 2: Convert to fraction form
    502,222.27/693,071.82 = 272,781.77/x
  3. Step 3: Cross multiply
    502,222.27x = 693,071.82 × 272,781.77
  4. Step 4: Simplify right side
    502,222.27x = 189,057,357,796.72
  5. Step 5: Solve for x
    x = 189,057,357,796.72/502,222.27
  6. Step 6: Final answer
    x = 376,441.61

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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.