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Finding the Third Proportional to 369,147 and 543,352.50

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Solution

The third proportional to 369,147 and 543,352.50 is: 799,767.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    369,147 : 543,352.50 = 543,352.50 : x
  2. Step 2: Convert to fraction form
    369,147/543,352.50 = 543,352.50/x
  3. Step 3: Cross multiply
    369,147x = 543,352.50 × 543,352.50
  4. Step 4: Simplify right side
    369,147x = 295,231,939,256.25
  5. Step 5: Solve for x
    x = 295,231,939,256.25/369,147
  6. Step 6: Final answer
    x = 799,767.95

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Why These Related Problems?

These problems maintain the same ratio (1.47) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.