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Finding the Fourth Proportional to 693.03, 956.14 and 444.47

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Solution

The fourth proportional to 693.03, 956.14 and 444.47 is: 613.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    693.03 : 956.14 = 444.47 : x
  2. Step 2: Convert to fraction form
    693.03/956.14 = 444.47/x
  3. Step 3: Cross multiply
    693.03x = 956.14 × 444.47
  4. Step 4: Simplify right side
    693.03x = 424,969.65
  5. Step 5: Solve for x
    x = 424,969.65/693.03
  6. Step 6: Final answer
    x = 613.20

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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.