Home / 502,230.23-693,082.74-272,791.98

Finding the Fourth Proportional to 502,230.23, 693,082.74 and 272,791.98

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Solution

The fourth proportional to 502,230.23, 693,082.74 and 272,791.98 is: 376,455.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    502,230.23 : 693,082.74 = 272,791.98 : x
  2. Step 2: Convert to fraction form
    502,230.23/693,082.74 = 272,791.98/x
  3. Step 3: Cross multiply
    502,230.23x = 693,082.74 × 272,791.98
  4. Step 4: Simplify right side
    502,230.23x = 189,067,412,948.43
  5. Step 5: Solve for x
    x = 189,067,412,948.43/502,230.23
  6. Step 6: Final answer
    x = 376,455.66

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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.