Home / 1,344.30-2,016.22-370.18

Finding the Fourth Proportional to 1,344.30, 2,016.22 and 370.18

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Solution

The fourth proportional to 1,344.30, 2,016.22 and 370.18 is: 555.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,344.30 : 2,016.22 = 370.18 : x
  2. Step 2: Convert to fraction form
    1,344.30/2,016.22 = 370.18/x
  3. Step 3: Cross multiply
    1,344.30x = 2,016.22 × 370.18
  4. Step 4: Simplify right side
    1,344.30x = 746,352.39
  5. Step 5: Solve for x
    x = 746,352.39/1,344.30
  6. Step 6: Final answer
    x = 555.20

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1.5x scale

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.