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Finding the Fourth Proportional to 315.34, 473.00 and 246.92

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Solution

The fourth proportional to 315.34, 473.00 and 246.92 is: 370.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    315.34 : 473.00 = 246.92 : x
  2. Step 2: Convert to fraction form
    315.34/473.00 = 246.92/x
  3. Step 3: Cross multiply
    315.34x = 473.00 × 246.92
  4. Step 4: Simplify right side
    315.34x = 116,789.56
  5. Step 5: Solve for x
    x = 116,789.56/315.34
  6. Step 6: Final answer
    x = 370.37

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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.