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Finding the Third Proportional to 339,319.88 and 524,920.88

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Solution

The third proportional to 339,319.88 and 524,920.88 is: 812,041.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    339,319.88 : 524,920.88 = 524,920.88 : x
  2. Step 2: Convert to fraction form
    339,319.88/524,920.88 = 524,920.88/x
  3. Step 3: Cross multiply
    339,319.88x = 524,920.88 × 524,920.88
  4. Step 4: Simplify right side
    339,319.88x = 275,541,925,010.77
  5. Step 5: Solve for x
    x = 275,541,925,010.77/339,319.88
  6. Step 6: Final answer
    x = 812,041.81

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.