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Finding the Fourth Proportional to 866.95, 1,302.24 and 736.93

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Solution

The fourth proportional to 866.95, 1,302.24 and 736.93 is: 1,106.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    866.95 : 1,302.24 = 736.93 : x
  2. Step 2: Convert to fraction form
    866.95/1,302.24 = 736.93/x
  3. Step 3: Cross multiply
    866.95x = 1,302.24 × 736.93
  4. Step 4: Simplify right side
    866.95x = 959,659.72
  5. Step 5: Solve for x
    x = 959,659.72/866.95
  6. Step 6: Final answer
    x = 1,106.94

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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.