Home / 1,360.14-2,040.23-482.66

Finding the Fourth Proportional to 1,360.14, 2,040.23 and 482.66

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Solution

The fourth proportional to 1,360.14, 2,040.23 and 482.66 is: 723.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,360.14 : 2,040.23 = 482.66 : x
  2. Step 2: Convert to fraction form
    1,360.14/2,040.23 = 482.66/x
  3. Step 3: Cross multiply
    1,360.14x = 2,040.23 × 482.66
  4. Step 4: Simplify right side
    1,360.14x = 984,732.67
  5. Step 5: Solve for x
    x = 984,732.67/1,360.14
  6. Step 6: Final answer
    x = 723.99

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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.