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Finding the Fourth Proportional to 1,166.07, 1,748.56 and 344.18

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Solution

The fourth proportional to 1,166.07, 1,748.56 and 344.18 is: 516.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,166.07 : 1,748.56 = 344.18 : x
  2. Step 2: Convert to fraction form
    1,166.07/1,748.56 = 344.18/x
  3. Step 3: Cross multiply
    1,166.07x = 1,748.56 × 344.18
  4. Step 4: Simplify right side
    1,166.07x = 601,822.89
  5. Step 5: Solve for x
    x = 601,822.89/1,166.07
  6. Step 6: Final answer
    x = 516.11

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Double scale
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1.5x scale

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.