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Finding the Fourth Proportional to 417,469.44, 576,108.04 and 226,482.78

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Solution

The fourth proportional to 417,469.44, 576,108.04 and 226,482.78 is: 312,546.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    417,469.44 : 576,108.04 = 226,482.78 : x
  2. Step 2: Convert to fraction form
    417,469.44/576,108.04 = 226,482.78/x
  3. Step 3: Cross multiply
    417,469.44x = 576,108.04 × 226,482.78
  4. Step 4: Simplify right side
    417,469.44x = 130,478,550,479.55
  5. Step 5: Solve for x
    x = 130,478,550,479.55/417,469.44
  6. Step 6: Final answer
    x = 312,546.35

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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.