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Finding the Third Proportional to 133,926 and 288,352

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Solution

The third proportional to 133,926 and 288,352 is: 620,841.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,926 : 288,352 = 288,352 : x
  2. Step 2: Convert to fraction form
    133,926/288,352 = 288,352/x
  3. Step 3: Cross multiply
    133,926x = 288,352 × 288,352
  4. Step 4: Simplify right side
    133,926x = 83,146,875,904
  5. Step 5: Solve for x
    x = 83,146,875,904/133,926
  6. Step 6: Final answer
    x = 620,841.93

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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.