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Finding the Third Proportional to 191,265.75 and 295,128

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Solution

The third proportional to 191,265.75 and 295,128 is: 455,390.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,265.75 : 295,128 = 295,128 : x
  2. Step 2: Convert to fraction form
    191,265.75/295,128 = 295,128/x
  3. Step 3: Cross multiply
    191,265.75x = 295,128 × 295,128
  4. Step 4: Simplify right side
    191,265.75x = 87,100,536,384
  5. Step 5: Solve for x
    x = 87,100,536,384/191,265.75
  6. Step 6: Final answer
    x = 455,390.14

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Why These Related Problems?

These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.