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Finding the Fourth Proportional to 555.12, 832.68 and 246.92

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Solution

The fourth proportional to 555.12, 832.68 and 246.92 is: 370.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    555.12 : 832.68 = 246.92 : x
  2. Step 2: Convert to fraction form
    555.12/832.68 = 246.92/x
  3. Step 3: Cross multiply
    555.12x = 832.68 × 246.92
  4. Step 4: Simplify right side
    555.12x = 205,601.18
  5. Step 5: Solve for x
    x = 205,601.18/555.12
  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.