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Finding the Fourth Proportional to 417,580.87, 576,263.13 and 226,594.25

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Solution

The fourth proportional to 417,580.87, 576,263.13 and 226,594.25 is: 312,700.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    417,580.87 : 576,263.13 = 226,594.25 : x
  2. Step 2: Convert to fraction form
    417,580.87/576,263.13 = 226,594.25/x
  3. Step 3: Cross multiply
    417,580.87x = 576,263.13 × 226,594.25
  4. Step 4: Simplify right side
    417,580.87x = 130,577,912,335.93
  5. Step 5: Solve for x
    x = 130,577,912,335.93/417,580.87
  6. Step 6: Final answer
    x = 312,700.90

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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.