Home / 311,948.30-467,922.45-170,230.70

Finding the Fourth Proportional to 311,948.30, 467,922.45 and 170,230.70

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Solution

The fourth proportional to 311,948.30, 467,922.45 and 170,230.70 is: 255,346.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    311,948.30 : 467,922.45 = 170,230.70 : x
  2. Step 2: Convert to fraction form
    311,948.30/467,922.45 = 170,230.70/x
  3. Step 3: Cross multiply
    311,948.30x = 467,922.45 × 170,230.70
  4. Step 4: Simplify right side
    311,948.30x = 79,654,766,209.22
  5. Step 5: Solve for x
    x = 79,654,766,209.22/311,948.30
  6. Step 6: Final answer
    x = 255,346.05

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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.