Home / 311,092.20-466,331.10-153,191.40

Finding the Fourth Proportional to 311,092.20, 466,331.10 and 153,191.40

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Solution

The fourth proportional to 311,092.20, 466,331.10 and 153,191.40 is: 229,635.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    311,092.20 : 466,331.10 = 153,191.40 : x
  2. Step 2: Convert to fraction form
    311,092.20/466,331.10 = 153,191.40/x
  3. Step 3: Cross multiply
    311,092.20x = 466,331.10 × 153,191.40
  4. Step 4: Simplify right side
    311,092.20x = 71,437,914,072.54
  5. Step 5: Solve for x
    x = 71,437,914,072.54/311,092.20
  6. Step 6: Final answer
    x = 229,635.83

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1.5x scale

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.