Home / 502,432.18-693,356.25-276,092.26

Finding the Fourth Proportional to 502,432.18, 693,356.25 and 276,092.26

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Solution

The fourth proportional to 502,432.18, 693,356.25 and 276,092.26 is: 381,007.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    502,432.18 : 693,356.25 = 276,092.26 : x
  2. Step 2: Convert to fraction form
    502,432.18/693,356.25 = 276,092.26/x
  3. Step 3: Cross multiply
    502,432.18x = 693,356.25 × 276,092.26
  4. Step 4: Simplify right side
    502,432.18x = 191,430,294,047.63
  5. Step 5: Solve for x
    x = 191,430,294,047.63/502,432.18
  6. Step 6: Final answer
    x = 381,007.23

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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.