Home / 1,462.38-2,193.57-436.38

Finding the Fourth Proportional to 1,462.38, 2,193.57 and 436.38

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Solution

The fourth proportional to 1,462.38, 2,193.57 and 436.38 is: 654.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,462.38 : 2,193.57 = 436.38 : x
  2. Step 2: Convert to fraction form
    1,462.38/2,193.57 = 436.38/x
  3. Step 3: Cross multiply
    1,462.38x = 2,193.57 × 436.38
  4. Step 4: Simplify right side
    1,462.38x = 957,230.08
  5. Step 5: Solve for x
    x = 957,230.08/1,462.38
  6. Step 6: Final answer
    x = 654.57

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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.