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Finding the Fourth Proportional to 476,179.31, 714,261.08 and 191,862.92

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Solution

The fourth proportional to 476,179.31, 714,261.08 and 191,862.92 is: 287,791.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    476,179.31 : 714,261.08 = 191,862.92 : x
  2. Step 2: Convert to fraction form
    476,179.31/714,261.08 = 191,862.92/x
  3. Step 3: Cross multiply
    476,179.31x = 714,261.08 × 191,862.92
  4. Step 4: Simplify right side
    476,179.31x = 137,040,211,920.53
  5. Step 5: Solve for x
    x = 137,040,211,920.53/476,179.31
  6. Step 6: Final answer
    x = 287,791.20

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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.