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Finding the Fourth Proportional to 736.01, 1,104.76 and 653.17

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Solution

The fourth proportional to 736.01, 1,104.76 and 653.17 is: 980.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    736.01 : 1,104.76 = 653.17 : x
  2. Step 2: Convert to fraction form
    736.01/1,104.76 = 653.17/x
  3. Step 3: Cross multiply
    736.01x = 1,104.76 × 653.17
  4. Step 4: Simplify right side
    736.01x = 721,588.93
  5. Step 5: Solve for x
    x = 721,588.93/736.01
  6. Step 6: Final answer
    x = 980.41

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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.