Home / 675,629.11-932,379.98-369,732.61

Finding the Fourth Proportional to 675,629.11, 932,379.98 and 369,732.61

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Solution

The fourth proportional to 675,629.11, 932,379.98 and 369,732.61 is: 510,237.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    675,629.11 : 932,379.98 = 369,732.61 : x
  2. Step 2: Convert to fraction form
    675,629.11/932,379.98 = 369,732.61/x
  3. Step 3: Cross multiply
    675,629.11x = 932,379.98 × 369,732.61
  4. Step 4: Simplify right side
    675,629.11x = 344,731,283,517.15
  5. Step 5: Solve for x
    x = 344,731,283,517.15/675,629.11
  6. Step 6: Final answer
    x = 510,237.46

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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.