Home / 461,202.20-691,803.30-382,470.20

Finding the Fourth Proportional to 461,202.20, 691,803.30 and 382,470.20

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Solution

The fourth proportional to 461,202.20, 691,803.30 and 382,470.20 is: 573,705.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    461,202.20 : 691,803.30 = 382,470.20 : x
  2. Step 2: Convert to fraction form
    461,202.20/691,803.30 = 382,470.20/x
  3. Step 3: Cross multiply
    461,202.20x = 691,803.30 × 382,470.20
  4. Step 4: Simplify right side
    461,202.20x = 264,594,146,511.66
  5. Step 5: Solve for x
    x = 264,594,146,511.66/461,202.20
  6. Step 6: Final answer
    x = 573,705.30

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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.