Home / 1,432.45-2,148.69-566.75

Finding the Fourth Proportional to 1,432.45, 2,148.69 and 566.75

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Solution

The fourth proportional to 1,432.45, 2,148.69 and 566.75 is: 850.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,432.45 : 2,148.69 = 566.75 : x
  2. Step 2: Convert to fraction form
    1,432.45/2,148.69 = 566.75/x
  3. Step 3: Cross multiply
    1,432.45x = 2,148.69 × 566.75
  4. Step 4: Simplify right side
    1,432.45x = 1,217,770.06
  5. Step 5: Solve for x
    x = 1,217,770.06/1,432.45
  6. Step 6: Final answer
    x = 850.13

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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.