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Finding the Third Proportional to 153,332 and 330,100

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Solution

The third proportional to 153,332 and 330,100 is: 710,654.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,332 : 330,100 = 330,100 : x
  2. Step 2: Convert to fraction form
    153,332/330,100 = 330,100/x
  3. Step 3: Cross multiply
    153,332x = 330,100 × 330,100
  4. Step 4: Simplify right side
    153,332x = 108,966,010,000
  5. Step 5: Solve for x
    x = 108,966,010,000/153,332
  6. Step 6: Final answer
    x = 710,654.07

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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.