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Finding the Third Proportional to 155,827.13 and 336,258

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Solution

The third proportional to 155,827.13 and 336,258 is: 725,608.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,827.13 : 336,258 = 336,258 : x
  2. Step 2: Convert to fraction form
    155,827.13/336,258 = 336,258/x
  3. Step 3: Cross multiply
    155,827.13x = 336,258 × 336,258
  4. Step 4: Simplify right side
    155,827.13x = 113,069,442,564
  5. Step 5: Solve for x
    x = 113,069,442,564/155,827.13
  6. Step 6: Final answer
    x = 725,608.22

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.