Home / 454,721.27-681,894.24-155,226

Finding the Fourth Proportional to 454,721.27, 681,894.24 and 155,226

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Solution

The fourth proportional to 454,721.27, 681,894.24 and 155,226 is: 232,774.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    454,721.27 : 681,894.24 = 155,226 : x
  2. Step 2: Convert to fraction form
    454,721.27/681,894.24 = 155,226/x
  3. Step 3: Cross multiply
    454,721.27x = 681,894.24 × 155,226
  4. Step 4: Simplify right side
    454,721.27x = 105,847,715,298.24
  5. Step 5: Solve for x
    x = 105,847,715,298.24/454,721.27
  6. Step 6: Final answer
    x = 232,774.94

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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.