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Finding the Third Proportional to 387,232.88 and 838,818

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Solution

The third proportional to 387,232.88 and 838,818 is: 1,817,034.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    387,232.88 : 838,818 = 838,818 : x
  2. Step 2: Convert to fraction form
    387,232.88/838,818 = 838,818/x
  3. Step 3: Cross multiply
    387,232.88x = 838,818 × 838,818
  4. Step 4: Simplify right side
    387,232.88x = 703,615,637,124
  5. Step 5: Solve for x
    x = 703,615,637,124/387,232.88
  6. Step 6: Final answer
    x = 1,817,034.87

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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.