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Finding the Third Proportional to 152,539 and 230,779

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Solution

The third proportional to 152,539 and 230,779 is: 349,149.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,539 : 230,779 = 230,779 : x
  2. Step 2: Convert to fraction form
    152,539/230,779 = 230,779/x
  3. Step 3: Cross multiply
    152,539x = 230,779 × 230,779
  4. Step 4: Simplify right side
    152,539x = 53,258,946,841
  5. Step 5: Solve for x
    x = 53,258,946,841/152,539
  6. Step 6: Final answer
    x = 349,149.70

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.