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Finding the Fourth Proportional to 1,516.60, 2,274.42 and 591.46

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Solution

The fourth proportional to 1,516.60, 2,274.42 and 591.46 is: 887.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,516.60 : 2,274.42 = 591.46 : x
  2. Step 2: Convert to fraction form
    1,516.60/2,274.42 = 591.46/x
  3. Step 3: Cross multiply
    1,516.60x = 2,274.42 × 591.46
  4. Step 4: Simplify right side
    1,516.60x = 1,345,228.45
  5. Step 5: Solve for x
    x = 1,345,228.45/1,516.60
  6. Step 6: Final answer
    x = 887.00

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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.