Home / 1,465.68-2,198.49-370.02

Finding the Fourth Proportional to 1,465.68, 2,198.49 and 370.02

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Solution

The fourth proportional to 1,465.68, 2,198.49 and 370.02 is: 555.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,465.68 : 2,198.49 = 370.02 : x
  2. Step 2: Convert to fraction form
    1,465.68/2,198.49 = 370.02/x
  3. Step 3: Cross multiply
    1,465.68x = 2,198.49 × 370.02
  4. Step 4: Simplify right side
    1,465.68x = 813,485.27
  5. Step 5: Solve for x
    x = 813,485.27/1,465.68
  6. Step 6: Final answer
    x = 555.02

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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.