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Finding the Fourth Proportional to 585,968.88, 878,954.76 and 165,246.96

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Solution

The fourth proportional to 585,968.88, 878,954.76 and 165,246.96 is: 247,870.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    585,968.88 : 878,954.76 = 165,246.96 : x
  2. Step 2: Convert to fraction form
    585,968.88/878,954.76 = 165,246.96/x
  3. Step 3: Cross multiply
    585,968.88x = 878,954.76 × 165,246.96
  4. Step 4: Simplify right side
    585,968.88x = 145,244,602,067.53
  5. Step 5: Solve for x
    x = 145,244,602,067.53/585,968.88
  6. Step 6: Final answer
    x = 247,870.85

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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.