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Finding the Fourth Proportional to 701.81, 967.80 and 453.26

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Solution

The fourth proportional to 701.81, 967.80 and 453.26 is: 625.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    701.81 : 967.80 = 453.26 : x
  2. Step 2: Convert to fraction form
    701.81/967.80 = 453.26/x
  3. Step 3: Cross multiply
    701.81x = 967.80 × 453.26
  4. Step 4: Simplify right side
    701.81x = 438,657.92
  5. Step 5: Solve for x
    x = 438,657.92/701.81
  6. Step 6: Final answer
    x = 625.04

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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.