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Finding the Third Proportional to 351,373.50 and 772,719

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Solution

The third proportional to 351,373.50 and 772,719 is: 1,699,316.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    351,373.50 : 772,719 = 772,719 : x
  2. Step 2: Convert to fraction form
    351,373.50/772,719 = 772,719/x
  3. Step 3: Cross multiply
    351,373.50x = 772,719 × 772,719
  4. Step 4: Simplify right side
    351,373.50x = 597,094,652,961
  5. Step 5: Solve for x
    x = 597,094,652,961/351,373.50
  6. Step 6: Final answer
    x = 1,699,316.12

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Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.