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Finding the Fourth Proportional to 246.90, 370.48 and 150.50

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Solution

The fourth proportional to 246.90, 370.48 and 150.50 is: 225.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    246.90 : 370.48 = 150.50 : x
  2. Step 2: Convert to fraction form
    246.90/370.48 = 150.50/x
  3. Step 3: Cross multiply
    246.90x = 370.48 × 150.50
  4. Step 4: Simplify right side
    246.90x = 55,757.24
  5. Step 5: Solve for x
    x = 55,757.24/246.90
  6. Step 6: Final answer
    x = 225.83

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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.