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Finding the Fourth Proportional to 693.16, 956.46 and 444.50

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Solution

The fourth proportional to 693.16, 956.46 and 444.50 is: 613.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    693.16 : 956.46 = 444.50 : x
  2. Step 2: Convert to fraction form
    693.16/956.46 = 444.50/x
  3. Step 3: Cross multiply
    693.16x = 956.46 × 444.50
  4. Step 4: Simplify right side
    693.16x = 425,149.82
  5. Step 5: Solve for x
    x = 425,149.82/693.16
  6. Step 6: Final answer
    x = 613.35

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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.