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Finding the Third Proportional to 650.63 and 1,432.88

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Solution

The third proportional to 650.63 and 1,432.88 is: 3,155.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    650.63 : 1,432.88 = 1,432.88 : x
  2. Step 2: Convert to fraction form
    650.63/1,432.88 = 1,432.88/x
  3. Step 3: Cross multiply
    650.63x = 1,432.88 × 1,432.88
  4. Step 4: Simplify right side
    650.63x = 2,053,130.77
  5. Step 5: Solve for x
    x = 2,053,130.77/650.63
  6. Step 6: Final answer
    x = 3,155.63

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Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.