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Finding the Third Proportional to 471.45 and 1,032.12

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Solution

The third proportional to 471.45 and 1,032.12 is: 2,259.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    471.45 : 1,032.12 = 1,032.12 : x
  2. Step 2: Convert to fraction form
    471.45/1,032.12 = 1,032.12/x
  3. Step 3: Cross multiply
    471.45x = 1,032.12 × 1,032.12
  4. Step 4: Simplify right side
    471.45x = 1,065,265.89
  5. Step 5: Solve for x
    x = 1,065,265.89/471.45
  6. Step 6: Final answer
    x = 2,259.57

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.