Home / 469,691.28-704,367-199,837.44

Finding the Fourth Proportional to 469,691.28, 704,367 and 199,837.44

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Solution

The fourth proportional to 469,691.28, 704,367 and 199,837.44 is: 299,683.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    469,691.28 : 704,367 = 199,837.44 : x
  2. Step 2: Convert to fraction form
    469,691.28/704,367 = 199,837.44/x
  3. Step 3: Cross multiply
    469,691.28x = 704,367 × 199,837.44
  4. Step 4: Simplify right side
    469,691.28x = 140,758,898,100.48
  5. Step 5: Solve for x
    x = 140,758,898,100.48/469,691.28
  6. Step 6: Final answer
    x = 299,683.86

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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.