Home / 999,505.52-1,499,257.11-325,585.73

Finding the Fourth Proportional to 999,505.52, 1,499,257.11 and 325,585.73

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Solution

The fourth proportional to 999,505.52, 1,499,257.11 and 325,585.73 is: 488,378.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    999,505.52 : 1,499,257.11 = 325,585.73 : x
  2. Step 2: Convert to fraction form
    999,505.52/1,499,257.11 = 325,585.73/x
  3. Step 3: Cross multiply
    999,505.52x = 1,499,257.11 × 325,585.73
  4. Step 4: Simplify right side
    999,505.52x = 488,136,722,104.25
  5. Step 5: Solve for x
    x = 488,136,722,104.25/999,505.52
  6. Step 6: Final answer
    x = 488,378.22

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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.