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Finding the Third Proportional to 358,800.50 and 754,777

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Solution

The third proportional to 358,800.50 and 754,777 is: 1,587,757.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    358,800.50 : 754,777 = 754,777 : x
  2. Step 2: Convert to fraction form
    358,800.50/754,777 = 754,777/x
  3. Step 3: Cross multiply
    358,800.50x = 754,777 × 754,777
  4. Step 4: Simplify right side
    358,800.50x = 569,688,319,729
  5. Step 5: Solve for x
    x = 569,688,319,729/358,800.50
  6. Step 6: Final answer
    x = 1,587,757.88

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Why These Related Problems?

These problems maintain the same ratio (2.10) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.