Home / 1,532.28-2,298.42-506.28

Finding the Fourth Proportional to 1,532.28, 2,298.42 and 506.28

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Solution

The fourth proportional to 1,532.28, 2,298.42 and 506.28 is: 759.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,532.28 : 2,298.42 = 506.28 : x
  2. Step 2: Convert to fraction form
    1,532.28/2,298.42 = 506.28/x
  3. Step 3: Cross multiply
    1,532.28x = 2,298.42 × 506.28
  4. Step 4: Simplify right side
    1,532.28x = 1,163,644.08
  5. Step 5: Solve for x
    x = 1,163,644.08/1,532.28
  6. Step 6: Final answer
    x = 759.42

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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.