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Finding the Fourth Proportional to 467,624.64, 701,540.88 and 218,170.56

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Solution

The fourth proportional to 467,624.64, 701,540.88 and 218,170.56 is: 327,304.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    467,624.64 : 701,540.88 = 218,170.56 : x
  2. Step 2: Convert to fraction form
    467,624.64/701,540.88 = 218,170.56/x
  3. Step 3: Cross multiply
    467,624.64x = 701,540.88 × 218,170.56
  4. Step 4: Simplify right side
    467,624.64x = 153,055,566,652.49
  5. Step 5: Solve for x
    x = 153,055,566,652.49/467,624.64
  6. Step 6: Final answer
    x = 327,304.32

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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.