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Finding the Third Proportional to 350,678.25 and 754,987.50

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Solution

The third proportional to 350,678.25 and 754,987.50 is: 1,625,439.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    350,678.25 : 754,987.50 = 754,987.50 : x
  2. Step 2: Convert to fraction form
    350,678.25/754,987.50 = 754,987.50/x
  3. Step 3: Cross multiply
    350,678.25x = 754,987.50 × 754,987.50
  4. Step 4: Simplify right side
    350,678.25x = 570,006,125,156.25
  5. Step 5: Solve for x
    x = 570,006,125,156.25/350,678.25
  6. Step 6: Final answer
    x = 1,625,439.06

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.