Home / 392,666.10-588,999.15-268,250.10

Finding the Fourth Proportional to 392,666.10, 588,999.15 and 268,250.10

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Solution

The fourth proportional to 392,666.10, 588,999.15 and 268,250.10 is: 402,375.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    392,666.10 : 588,999.15 = 268,250.10 : x
  2. Step 2: Convert to fraction form
    392,666.10/588,999.15 = 268,250.10/x
  3. Step 3: Cross multiply
    392,666.10x = 588,999.15 × 268,250.10
  4. Step 4: Simplify right side
    392,666.10x = 157,999,080,887.42
  5. Step 5: Solve for x
    x = 157,999,080,887.42/392,666.10
  6. Step 6: Final answer
    x = 402,375.15

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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.