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Finding the Fourth Proportional to 473.45, 704.50 and 471.83

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Solution

The fourth proportional to 473.45, 704.50 and 471.83 is: 702.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    473.45 : 704.50 = 471.83 : x
  2. Step 2: Convert to fraction form
    473.45/704.50 = 471.83/x
  3. Step 3: Cross multiply
    473.45x = 704.50 × 471.83
  4. Step 4: Simplify right side
    473.45x = 332,399.53
  5. Step 5: Solve for x
    x = 332,399.53/473.45
  6. Step 6: Final answer
    x = 702.09

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.