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Finding the Fourth Proportional to 1,169.01, 1,752.30 and 475.38

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Solution

The fourth proportional to 1,169.01, 1,752.30 and 475.38 is: 712.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,169.01 : 1,752.30 = 475.38 : x
  2. Step 2: Convert to fraction form
    1,169.01/1,752.30 = 475.38/x
  3. Step 3: Cross multiply
    1,169.01x = 1,752.30 × 475.38
  4. Step 4: Simplify right side
    1,169.01x = 833,008.37
  5. Step 5: Solve for x
    x = 833,008.37/1,169.01
  6. Step 6: Final answer
    x = 712.58

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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.