Home / 392,947.89-589,650.56-165,227.04

Finding the Fourth Proportional to 392,947.89, 589,650.56 and 165,227.04

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Solution

The fourth proportional to 392,947.89, 589,650.56 and 165,227.04 is: 247,936.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    392,947.89 : 589,650.56 = 165,227.04 : x
  2. Step 2: Convert to fraction form
    392,947.89/589,650.56 = 165,227.04/x
  3. Step 3: Cross multiply
    392,947.89x = 589,650.56 × 165,227.04
  4. Step 4: Simplify right side
    392,947.89x = 97,426,216,663.14
  5. Step 5: Solve for x
    x = 97,426,216,663.14/392,947.89
  6. Step 6: Final answer
    x = 247,936.73

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.