Home / 375,233.22-517,821.95-203,151.15

Finding the Fourth Proportional to 375,233.22, 517,821.95 and 203,151.15

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Solution

The fourth proportional to 375,233.22, 517,821.95 and 203,151.15 is: 280,348.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    375,233.22 : 517,821.95 = 203,151.15 : x
  2. Step 2: Convert to fraction form
    375,233.22/517,821.95 = 203,151.15/x
  3. Step 3: Cross multiply
    375,233.22x = 517,821.95 × 203,151.15
  4. Step 4: Simplify right side
    375,233.22x = 105,196,125,145.62
  5. Step 5: Solve for x
    x = 105,196,125,145.62/375,233.22
  6. Step 6: Final answer
    x = 280,348.65

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.