Home / 1,432.48-2,148.36-566.32

Finding the Fourth Proportional to 1,432.48, 2,148.36 and 566.32

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Solution

The fourth proportional to 1,432.48, 2,148.36 and 566.32 is: 849.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,432.48 : 2,148.36 = 566.32 : x
  2. Step 2: Convert to fraction form
    1,432.48/2,148.36 = 566.32/x
  3. Step 3: Cross multiply
    1,432.48x = 2,148.36 × 566.32
  4. Step 4: Simplify right side
    1,432.48x = 1,216,659.24
  5. Step 5: Solve for x
    x = 1,216,659.24/1,432.48
  6. Step 6: Final answer
    x = 849.34

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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.