Home / 1,532.44-2,298.66-378.19

Finding the Fourth Proportional to 1,532.44, 2,298.66 and 378.19

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Solution

The fourth proportional to 1,532.44, 2,298.66 and 378.19 is: 567.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,532.44 : 2,298.66 = 378.19 : x
  2. Step 2: Convert to fraction form
    1,532.44/2,298.66 = 378.19/x
  3. Step 3: Cross multiply
    1,532.44x = 2,298.66 × 378.19
  4. Step 4: Simplify right side
    1,532.44x = 869,330.23
  5. Step 5: Solve for x
    x = 869,330.23/1,532.44
  6. Step 6: Final answer
    x = 567.29

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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.