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Finding the Fourth Proportional to 693.27, 955.98 and 444.60

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Solution

The fourth proportional to 693.27, 955.98 and 444.60 is: 613.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    693.27 : 955.98 = 444.60 : x
  2. Step 2: Convert to fraction form
    693.27/955.98 = 444.60/x
  3. Step 3: Cross multiply
    693.27x = 955.98 × 444.60
  4. Step 4: Simplify right side
    693.27x = 425,028.71
  5. Step 5: Solve for x
    x = 425,028.71/693.27
  6. Step 6: Final answer
    x = 613.08

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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.