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Finding the Fourth Proportional to 476,267.25, 714,400.89 and 143,843.25

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Solution

The fourth proportional to 476,267.25, 714,400.89 and 143,843.25 is: 215,764.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    476,267.25 : 714,400.89 = 143,843.25 : x
  2. Step 2: Convert to fraction form
    476,267.25/714,400.89 = 143,843.25/x
  3. Step 3: Cross multiply
    476,267.25x = 714,400.89 × 143,843.25
  4. Step 4: Simplify right side
    476,267.25x = 102,761,745,820.49
  5. Step 5: Solve for x
    x = 102,761,745,820.49/476,267.25
  6. Step 6: Final answer
    x = 215,764.88

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Similar ratio
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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.