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Finding the Third Proportional to 348,263 and 754,490.50

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Solution

The third proportional to 348,263 and 754,490.50 is: 1,634,557.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    348,263 : 754,490.50 = 754,490.50 : x
  2. Step 2: Convert to fraction form
    348,263/754,490.50 = 754,490.50/x
  3. Step 3: Cross multiply
    348,263x = 754,490.50 × 754,490.50
  4. Step 4: Simplify right side
    348,263x = 569,255,914,590.25
  5. Step 5: Solve for x
    x = 569,255,914,590.25/348,263
  6. Step 6: Final answer
    x = 1,634,557.55

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.