Home / 416,208.43-574,369.15-225,221.83

Finding the Fourth Proportional to 416,208.43, 574,369.15 and 225,221.83

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Solution

The fourth proportional to 416,208.43, 574,369.15 and 225,221.83 is: 310,806.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    416,208.43 : 574,369.15 = 225,221.83 : x
  2. Step 2: Convert to fraction form
    416,208.43/574,369.15 = 225,221.83/x
  3. Step 3: Cross multiply
    416,208.43x = 574,369.15 × 225,221.83
  4. Step 4: Simplify right side
    416,208.43x = 129,360,471,058.55
  5. Step 5: Solve for x
    x = 129,360,471,058.55/416,208.43
  6. Step 6: Final answer
    x = 310,806.95

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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.