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Finding the Third Proportional to 154,549.88 and 329,512.75

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Solution

The third proportional to 154,549.88 and 329,512.75 is: 702,547.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,549.88 : 329,512.75 = 329,512.75 : x
  2. Step 2: Convert to fraction form
    154,549.88/329,512.75 = 329,512.75/x
  3. Step 3: Cross multiply
    154,549.88x = 329,512.75 × 329,512.75
  4. Step 4: Simplify right side
    154,549.88x = 108,578,652,412.56
  5. Step 5: Solve for x
    x = 108,578,652,412.56/154,549.88
  6. Step 6: Final answer
    x = 702,547.66

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Why These Related Problems?

These problems maintain the same ratio (2.13) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.