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Finding the Fourth Proportional to 713.07, 984.48 and 546.96

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Solution

The fourth proportional to 713.07, 984.48 and 546.96 is: 755.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    713.07 : 984.48 = 546.96 : x
  2. Step 2: Convert to fraction form
    713.07/984.48 = 546.96/x
  3. Step 3: Cross multiply
    713.07x = 984.48 × 546.96
  4. Step 4: Simplify right side
    713.07x = 538,471.18
  5. Step 5: Solve for x
    x = 538,471.18/713.07
  6. Step 6: Final answer
    x = 755.14

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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.