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Finding the Fourth Proportional to 1,167.13, 1,750.56 and 301.51

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Solution

The fourth proportional to 1,167.13, 1,750.56 and 301.51 is: 452.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,167.13 : 1,750.56 = 301.51 : x
  2. Step 2: Convert to fraction form
    1,167.13/1,750.56 = 301.51/x
  3. Step 3: Cross multiply
    1,167.13x = 1,750.56 × 301.51
  4. Step 4: Simplify right side
    1,167.13x = 527,811.35
  5. Step 5: Solve for x
    x = 527,811.35/1,167.13
  6. Step 6: Final answer
    x = 452.23

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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.