Home / 417,721.80-576,454.14-226,733.52

Finding the Fourth Proportional to 417,721.80, 576,454.14 and 226,733.52

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Solution

The fourth proportional to 417,721.80, 576,454.14 and 226,733.52 is: 312,891.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    417,721.80 : 576,454.14 = 226,733.52 : x
  2. Step 2: Convert to fraction form
    417,721.80/576,454.14 = 226,733.52/x
  3. Step 3: Cross multiply
    417,721.80x = 576,454.14 × 226,733.52
  4. Step 4: Simplify right side
    417,721.80x = 130,701,476,280.77
  5. Step 5: Solve for x
    x = 130,701,476,280.77/417,721.80
  6. Step 6: Final answer
    x = 312,891.20

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1.5x scale

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.