Home / 454,942.52-627,839.28-251,016.92

Finding the Fourth Proportional to 454,942.52, 627,839.28 and 251,016.92

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Solution

The fourth proportional to 454,942.52, 627,839.28 and 251,016.92 is: 346,413.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    454,942.52 : 627,839.28 = 251,016.92 : x
  2. Step 2: Convert to fraction form
    454,942.52/627,839.28 = 251,016.92/x
  3. Step 3: Cross multiply
    454,942.52x = 627,839.28 × 251,016.92
  4. Step 4: Simplify right side
    454,942.52x = 157,598,282,320.62
  5. Step 5: Solve for x
    x = 157,598,282,320.62/454,942.52
  6. Step 6: Final answer
    x = 346,413.61

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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.