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Finding the Fourth Proportional to 587,363.47, 881,155.46 and 187,896.98

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Solution

The fourth proportional to 587,363.47, 881,155.46 and 187,896.98 is: 281,880.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    587,363.47 : 881,155.46 = 187,896.98 : x
  2. Step 2: Convert to fraction form
    587,363.47/881,155.46 = 187,896.98/x
  3. Step 3: Cross multiply
    587,363.47x = 881,155.46 × 187,896.98
  4. Step 4: Simplify right side
    587,363.47x = 165,566,452,517.14
  5. Step 5: Solve for x
    x = 165,566,452,517.14/587,363.47
  6. Step 6: Final answer
    x = 281,880.75

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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.