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Finding the Fourth Proportional to 1,301.35, 1,795.89 and 734.14

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Solution

The fourth proportional to 1,301.35, 1,795.89 and 734.14 is: 1,013.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,301.35 : 1,795.89 = 734.14 : x
  2. Step 2: Convert to fraction form
    1,301.35/1,795.89 = 734.14/x
  3. Step 3: Cross multiply
    1,301.35x = 1,795.89 × 734.14
  4. Step 4: Simplify right side
    1,301.35x = 1,318,434.68
  5. Step 5: Solve for x
    x = 1,318,434.68/1,301.35
  6. Step 6: Final answer
    x = 1,013.13

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.