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Finding the Fourth Proportional to 474.33, 711.51 and 200.04

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Solution

The fourth proportional to 474.33, 711.51 and 200.04 is: 300.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    474.33 : 711.51 = 200.04 : x
  2. Step 2: Convert to fraction form
    474.33/711.51 = 200.04/x
  3. Step 3: Cross multiply
    474.33x = 711.51 × 200.04
  4. Step 4: Simplify right side
    474.33x = 142,330.46
  5. Step 5: Solve for x
    x = 142,330.46/474.33
  6. Step 6: Final answer
    x = 300.07

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.