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Finding the Third Proportional to 369,130.50 and 561,161.25

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Solution

The third proportional to 369,130.50 and 561,161.25 is: 853,091.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    369,130.50 : 561,161.25 = 561,161.25 : x
  2. Step 2: Convert to fraction form
    369,130.50/561,161.25 = 561,161.25/x
  3. Step 3: Cross multiply
    369,130.50x = 561,161.25 × 561,161.25
  4. Step 4: Simplify right side
    369,130.50x = 314,901,948,501.56
  5. Step 5: Solve for x
    x = 314,901,948,501.56/369,130.50
  6. Step 6: Final answer
    x = 853,091.11

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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.