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Finding the Fourth Proportional to 1,076.99, 1,614.11 and 590.38

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Solution

The fourth proportional to 1,076.99, 1,614.11 and 590.38 is: 884.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,076.99 : 1,614.11 = 590.38 : x
  2. Step 2: Convert to fraction form
    1,076.99/1,614.11 = 590.38/x
  3. Step 3: Cross multiply
    1,076.99x = 1,614.11 × 590.38
  4. Step 4: Simplify right side
    1,076.99x = 952,938.26
  5. Step 5: Solve for x
    x = 952,938.26/1,076.99
  6. Step 6: Final answer
    x = 884.82

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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.