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Finding the Fourth Proportional to 716.96, 1,075.17 and 600.86

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Solution

The fourth proportional to 716.96, 1,075.17 and 600.86 is: 901.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    716.96 : 1,075.17 = 600.86 : x
  2. Step 2: Convert to fraction form
    716.96/1,075.17 = 600.86/x
  3. Step 3: Cross multiply
    716.96x = 1,075.17 × 600.86
  4. Step 4: Simplify right side
    716.96x = 646,026.65
  5. Step 5: Solve for x
    x = 646,026.65/716.96
  6. Step 6: Final answer
    x = 901.06

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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.