Home / 532,836.33-799,380.09-172,979.45

Finding the Fourth Proportional to 532,836.33, 799,380.09 and 172,979.45

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Solution

The fourth proportional to 532,836.33, 799,380.09 and 172,979.45 is: 259,509.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    532,836.33 : 799,380.09 = 172,979.45 : x
  2. Step 2: Convert to fraction form
    532,836.33/799,380.09 = 172,979.45/x
  3. Step 3: Cross multiply
    532,836.33x = 799,380.09 × 172,979.45
  4. Step 4: Simplify right side
    532,836.33x = 138,276,327,309.93
  5. Step 5: Solve for x
    x = 138,276,327,309.93/532,836.33
  6. Step 6: Final answer
    x = 259,509.95

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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.