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Finding the Fourth Proportional to 1,233.93, 1,701.95 and 736.19

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Solution

The fourth proportional to 1,233.93, 1,701.95 and 736.19 is: 1,015.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,233.93 : 1,701.95 = 736.19 : x
  2. Step 2: Convert to fraction form
    1,233.93/1,701.95 = 736.19/x
  3. Step 3: Cross multiply
    1,233.93x = 1,701.95 × 736.19
  4. Step 4: Simplify right side
    1,233.93x = 1,252,952.76
  5. Step 5: Solve for x
    x = 1,252,952.76/1,233.93
  6. Step 6: Final answer
    x = 1,015.41

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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.