Home / 392,946.89-589,649.06-165,226.04

Finding the Fourth Proportional to 392,946.89, 589,649.06 and 165,226.04

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Solution

The fourth proportional to 392,946.89, 589,649.06 and 165,226.04 is: 247,935.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    392,946.89 : 589,649.06 = 165,226.04 : x
  2. Step 2: Convert to fraction form
    392,946.89/589,649.06 = 165,226.04/x
  3. Step 3: Cross multiply
    392,946.89x = 589,649.06 × 165,226.04
  4. Step 4: Simplify right side
    392,946.89x = 97,425,375,399.15
  5. Step 5: Solve for x
    x = 97,425,375,399.15/392,946.89
  6. Step 6: Final answer
    x = 247,935.22

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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.