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Finding the Fourth Proportional to 1,527.95, 2,292.82 and 650.41

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Solution

The fourth proportional to 1,527.95, 2,292.82 and 650.41 is: 975.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,527.95 : 2,292.82 = 650.41 : x
  2. Step 2: Convert to fraction form
    1,527.95/2,292.82 = 650.41/x
  3. Step 3: Cross multiply
    1,527.95x = 2,292.82 × 650.41
  4. Step 4: Simplify right side
    1,527.95x = 1,491,265.70
  5. Step 5: Solve for x
    x = 1,491,265.70/1,527.95
  6. Step 6: Final answer
    x = 975.99

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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.