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Finding the Third Proportional to 303,432 and 662,160

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Solution

The third proportional to 303,432 and 662,160 is: 1,444,988.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    303,432 : 662,160 = 662,160 : x
  2. Step 2: Convert to fraction form
    303,432/662,160 = 662,160/x
  3. Step 3: Cross multiply
    303,432x = 662,160 × 662,160
  4. Step 4: Simplify right side
    303,432x = 438,455,865,600
  5. Step 5: Solve for x
    x = 438,455,865,600/303,432
  6. Step 6: Final answer
    x = 1,444,988.88

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.