Home / 502,683.29-693,685.37-276,327.17

Finding the Fourth Proportional to 502,683.29, 693,685.37 and 276,327.17

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Solution

The fourth proportional to 502,683.29, 693,685.37 and 276,327.17 is: 381,321.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    502,683.29 : 693,685.37 = 276,327.17 : x
  2. Step 2: Convert to fraction form
    502,683.29/693,685.37 = 276,327.17/x
  3. Step 3: Cross multiply
    502,683.29x = 693,685.37 × 276,327.17
  4. Step 4: Simplify right side
    502,683.29x = 191,684,110,312.44
  5. Step 5: Solve for x
    x = 191,684,110,312.44/502,683.29
  6. Step 6: Final answer
    x = 381,321.83

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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.