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Finding the Fourth Proportional to 1,168.06, 1,752.60 and 475.22

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Solution

The fourth proportional to 1,168.06, 1,752.60 and 475.22 is: 713.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,168.06 : 1,752.60 = 475.22 : x
  2. Step 2: Convert to fraction form
    1,168.06/1,752.60 = 475.22/x
  3. Step 3: Cross multiply
    1,168.06x = 1,752.60 × 475.22
  4. Step 4: Simplify right side
    1,168.06x = 832,870.57
  5. Step 5: Solve for x
    x = 832,870.57/1,168.06
  6. Step 6: Final answer
    x = 713.04

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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.