Home / 501,876.27-692,601.39-272,442.96

Finding the Fourth Proportional to 501,876.27, 692,601.39 and 272,442.96

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Solution

The fourth proportional to 501,876.27, 692,601.39 and 272,442.96 is: 375,977.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    501,876.27 : 692,601.39 = 272,442.96 : x
  2. Step 2: Convert to fraction form
    501,876.27/692,601.39 = 272,442.96/x
  3. Step 3: Cross multiply
    501,876.27x = 692,601.39 × 272,442.96
  4. Step 4: Simplify right side
    501,876.27x = 188,694,372,791.71
  5. Step 5: Solve for x
    x = 188,694,372,791.71/501,876.27
  6. Step 6: Final answer
    x = 375,977.87

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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.