Home / 379,498.10-523,948.92-236,468.30

Finding the Fourth Proportional to 379,498.10, 523,948.92 and 236,468.30

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Solution

The fourth proportional to 379,498.10, 523,948.92 and 236,468.30 is: 326,476.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    379,498.10 : 523,948.92 = 236,468.30 : x
  2. Step 2: Convert to fraction form
    379,498.10/523,948.92 = 236,468.30/x
  3. Step 3: Cross multiply
    379,498.10x = 523,948.92 × 236,468.30
  4. Step 4: Simplify right side
    379,498.10x = 123,897,310,399.24
  5. Step 5: Solve for x
    x = 123,897,310,399.24/379,498.10
  6. Step 6: Final answer
    x = 326,476.76

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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.