Home / 1,343.30-2,014.87-356.04

Finding the Fourth Proportional to 1,343.30, 2,014.87 and 356.04

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Solution

The fourth proportional to 1,343.30, 2,014.87 and 356.04 is: 534.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,343.30 : 2,014.87 = 356.04 : x
  2. Step 2: Convert to fraction form
    1,343.30/2,014.87 = 356.04/x
  3. Step 3: Cross multiply
    1,343.30x = 2,014.87 × 356.04
  4. Step 4: Simplify right side
    1,343.30x = 717,374.31
  5. Step 5: Solve for x
    x = 717,374.31/1,343.30
  6. Step 6: Final answer
    x = 534.04

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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.