Home / 392,302.02-588,540.49-142,984.02

Finding the Fourth Proportional to 392,302.02, 588,540.49 and 142,984.02

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Solution

The fourth proportional to 392,302.02, 588,540.49 and 142,984.02 is: 214,507.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    392,302.02 : 588,540.49 = 142,984.02 : x
  2. Step 2: Convert to fraction form
    392,302.02/588,540.49 = 142,984.02/x
  3. Step 3: Cross multiply
    392,302.02x = 588,540.49 × 142,984.02
  4. Step 4: Simplify right side
    392,302.02x = 84,151,885,192.97
  5. Step 5: Solve for x
    x = 84,151,885,192.97/392,302.02
  6. Step 6: Final answer
    x = 214,507.91

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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.