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Finding the Third Proportional to 153,441 and 328,198.50

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Solution

The third proportional to 153,441 and 328,198.50 is: 701,991.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,441 : 328,198.50 = 328,198.50 : x
  2. Step 2: Convert to fraction form
    153,441/328,198.50 = 328,198.50/x
  3. Step 3: Cross multiply
    153,441x = 328,198.50 × 328,198.50
  4. Step 4: Simplify right side
    153,441x = 107,714,255,402.25
  5. Step 5: Solve for x
    x = 107,714,255,402.25/153,441
  6. Step 6: Final answer
    x = 701,991.35

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Why These Related Problems?

These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.