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Finding the Third Proportional to 164,484 and 353,916

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Solution

The third proportional to 164,484 and 353,916 is: 761,511.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,484 : 353,916 = 353,916 : x
  2. Step 2: Convert to fraction form
    164,484/353,916 = 353,916/x
  3. Step 3: Cross multiply
    164,484x = 353,916 × 353,916
  4. Step 4: Simplify right side
    164,484x = 125,256,535,056
  5. Step 5: Solve for x
    x = 125,256,535,056/164,484
  6. Step 6: Final answer
    x = 761,511.97

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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.