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Finding the Fourth Proportional to 370.17, 555.50 and 246.91

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Solution

The fourth proportional to 370.17, 555.50 and 246.91 is: 370.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    370.17 : 555.50 = 246.91 : x
  2. Step 2: Convert to fraction form
    370.17/555.50 = 246.91/x
  3. Step 3: Cross multiply
    370.17x = 555.50 × 246.91
  4. Step 4: Simplify right side
    370.17x = 137,159.38
  5. Step 5: Solve for x
    x = 137,159.38/370.17
  6. Step 6: Final answer
    x = 370.53

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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.