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Finding the Fourth Proportional to 694.23, 958.08 and 473.03

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Solution

The fourth proportional to 694.23, 958.08 and 473.03 is: 652.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    694.23 : 958.08 = 473.03 : x
  2. Step 2: Convert to fraction form
    694.23/958.08 = 473.03/x
  3. Step 3: Cross multiply
    694.23x = 958.08 × 473.03
  4. Step 4: Simplify right side
    694.23x = 453,200.58
  5. Step 5: Solve for x
    x = 453,200.58/694.23
  6. Step 6: Final answer
    x = 652.81

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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.