Home / 468,306.03-646,262.25-253,446.12

Finding the Fourth Proportional to 468,306.03, 646,262.25 and 253,446.12

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Solution

The fourth proportional to 468,306.03, 646,262.25 and 253,446.12 is: 349,755.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    468,306.03 : 646,262.25 = 253,446.12 : x
  2. Step 2: Convert to fraction form
    468,306.03/646,262.25 = 253,446.12/x
  3. Step 3: Cross multiply
    468,306.03x = 646,262.25 × 253,446.12
  4. Step 4: Simplify right side
    468,306.03x = 163,792,659,764.97
  5. Step 5: Solve for x
    x = 163,792,659,764.97/468,306.03
  6. Step 6: Final answer
    x = 349,755.61

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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.