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Finding the Fourth Proportional to 1,560.24, 2,339.76 and 586.14

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Solution

The fourth proportional to 1,560.24, 2,339.76 and 586.14 is: 878.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,560.24 : 2,339.76 = 586.14 : x
  2. Step 2: Convert to fraction form
    1,560.24/2,339.76 = 586.14/x
  3. Step 3: Cross multiply
    1,560.24x = 2,339.76 × 586.14
  4. Step 4: Simplify right side
    1,560.24x = 1,371,426.93
  5. Step 5: Solve for x
    x = 1,371,426.93/1,560.24
  6. Step 6: Final answer
    x = 878.98

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.