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Finding the Fourth Proportional to 1,010.80, 1,516.14 and 594.56

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Solution

The fourth proportional to 1,010.80, 1,516.14 and 594.56 is: 891.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,010.80 : 1,516.14 = 594.56 : x
  2. Step 2: Convert to fraction form
    1,010.80/1,516.14 = 594.56/x
  3. Step 3: Cross multiply
    1,010.80x = 1,516.14 × 594.56
  4. Step 4: Simplify right side
    1,010.80x = 901,439.99
  5. Step 5: Solve for x
    x = 901,439.99/1,010.80
  6. Step 6: Final answer
    x = 891.81

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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.