Home / 344,976.38-517,428.15-92,282.36

Finding the Fourth Proportional to 344,976.38, 517,428.15 and 92,282.36

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Solution

The fourth proportional to 344,976.38, 517,428.15 and 92,282.36 is: 138,413.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    344,976.38 : 517,428.15 = 92,282.36 : x
  2. Step 2: Convert to fraction form
    344,976.38/517,428.15 = 92,282.36/x
  3. Step 3: Cross multiply
    344,976.38x = 517,428.15 × 92,282.36
  4. Step 4: Simplify right side
    344,976.38x = 47,749,490,812.43
  5. Step 5: Solve for x
    x = 47,749,490,812.43/344,976.38
  6. Step 6: Final answer
    x = 138,413.80

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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.