Home / 400,252.06-599,589.14-325,456.66

Finding the Fourth Proportional to 400,252.06, 599,589.14 and 325,456.66

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Solution

The fourth proportional to 400,252.06, 599,589.14 and 325,456.66 is: 487,543.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    400,252.06 : 599,589.14 = 325,456.66 : x
  2. Step 2: Convert to fraction form
    400,252.06/599,589.14 = 325,456.66/x
  3. Step 3: Cross multiply
    400,252.06x = 599,589.14 × 325,456.66
  4. Step 4: Simplify right side
    400,252.06x = 195,140,278,876.67
  5. Step 5: Solve for x
    x = 195,140,278,876.67/400,252.06
  6. Step 6: Final answer
    x = 487,543.47

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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.