Home / 460,666.20-690,999.30-301,233.90

Finding the Fourth Proportional to 460,666.20, 690,999.30 and 301,233.90

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Solution

The fourth proportional to 460,666.20, 690,999.30 and 301,233.90 is: 451,850.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    460,666.20 : 690,999.30 = 301,233.90 : x
  2. Step 2: Convert to fraction form
    460,666.20/690,999.30 = 301,233.90/x
  3. Step 3: Cross multiply
    460,666.20x = 690,999.30 × 301,233.90
  4. Step 4: Simplify right side
    460,666.20x = 208,152,414,036.27
  5. Step 5: Solve for x
    x = 208,152,414,036.27/460,666.20
  6. Step 6: Final answer
    x = 451,850.85

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Similar ratio
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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.