Home / 318,363.48-439,353.18-175,134.42

Finding the Fourth Proportional to 318,363.48, 439,353.18 and 175,134.42

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Solution

The fourth proportional to 318,363.48, 439,353.18 and 175,134.42 is: 241,691.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    318,363.48 : 439,353.18 = 175,134.42 : x
  2. Step 2: Convert to fraction form
    318,363.48/439,353.18 = 175,134.42/x
  3. Step 3: Cross multiply
    318,363.48x = 439,353.18 × 175,134.42
  4. Step 4: Simplify right side
    318,363.48x = 76,945,864,354.46
  5. Step 5: Solve for x
    x = 76,945,864,354.46/318,363.48
  6. Step 6: Final answer
    x = 241,691.87

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1.5x scale

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.