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Finding the Third Proportional to 571,308.19 and 868,178.25

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Solution

The third proportional to 571,308.19 and 868,178.25 is: 1,319,311.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    571,308.19 : 868,178.25 = 868,178.25 : x
  2. Step 2: Convert to fraction form
    571,308.19/868,178.25 = 868,178.25/x
  3. Step 3: Cross multiply
    571,308.19x = 868,178.25 × 868,178.25
  4. Step 4: Simplify right side
    571,308.19x = 753,733,473,773.06
  5. Step 5: Solve for x
    x = 753,733,473,773.06/571,308.19
  6. Step 6: Final answer
    x = 1,319,311.52

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Why These Related Problems?

These problems maintain the same ratio (1.52) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.