Home / 1,232.45-1,848.71-355.04

Finding the Fourth Proportional to 1,232.45, 1,848.71 and 355.04

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Solution

The fourth proportional to 1,232.45, 1,848.71 and 355.04 is: 532.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,232.45 : 1,848.71 = 355.04 : x
  2. Step 2: Convert to fraction form
    1,232.45/1,848.71 = 355.04/x
  3. Step 3: Cross multiply
    1,232.45x = 1,848.71 × 355.04
  4. Step 4: Simplify right side
    1,232.45x = 656,354.98
  5. Step 5: Solve for x
    x = 656,354.98/1,232.45
  6. Step 6: Final answer
    x = 532.56

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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.