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Finding the Third Proportional to 341,536.50 and 742,135.50

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Solution

The third proportional to 341,536.50 and 742,135.50 is: 1,612,609.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    341,536.50 : 742,135.50 = 742,135.50 : x
  2. Step 2: Convert to fraction form
    341,536.50/742,135.50 = 742,135.50/x
  3. Step 3: Cross multiply
    341,536.50x = 742,135.50 × 742,135.50
  4. Step 4: Simplify right side
    341,536.50x = 550,765,100,360.25
  5. Step 5: Solve for x
    x = 550,765,100,360.25/341,536.50
  6. Step 6: Final answer
    x = 1,612,609.78

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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.