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Finding the Third Proportional to 713.91 and 1,533.94

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Solution

The third proportional to 713.91 and 1,533.94 is: 3,295.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    713.91 : 1,533.94 = 1,533.94 : x
  2. Step 2: Convert to fraction form
    713.91/1,533.94 = 1,533.94/x
  3. Step 3: Cross multiply
    713.91x = 1,533.94 × 1,533.94
  4. Step 4: Simplify right side
    713.91x = 2,352,964.25
  5. Step 5: Solve for x
    x = 2,352,964.25/713.91
  6. Step 6: Final answer
    x = 3,295.90

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.