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Finding the Third Proportional to 552,910.50 and 742,992.75

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Solution

The third proportional to 552,910.50 and 742,992.75 is: 998,422.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    552,910.50 : 742,992.75 = 742,992.75 : x
  2. Step 2: Convert to fraction form
    552,910.50/742,992.75 = 742,992.75/x
  3. Step 3: Cross multiply
    552,910.50x = 742,992.75 × 742,992.75
  4. Step 4: Simplify right side
    552,910.50x = 552,038,226,552.56
  5. Step 5: Solve for x
    x = 552,038,226,552.56/552,910.50
  6. Step 6: Final answer
    x = 998,422.40

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Why These Related Problems?

These problems maintain the same ratio (1.34) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.