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Finding the Fourth Proportional to 757.17, 1,134.54 and 594.36

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Solution

The fourth proportional to 757.17, 1,134.54 and 594.36 is: 890.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    757.17 : 1,134.54 = 594.36 : x
  2. Step 2: Convert to fraction form
    757.17/1,134.54 = 594.36/x
  3. Step 3: Cross multiply
    757.17x = 1,134.54 × 594.36
  4. Step 4: Simplify right side
    757.17x = 674,325.19
  5. Step 5: Solve for x
    x = 674,325.19/757.17
  6. Step 6: Final answer
    x = 890.59

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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.