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Finding the Third Proportional to 197,823 and 292,387.50

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Solution

The third proportional to 197,823 and 292,387.50 is: 432,156.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,823 : 292,387.50 = 292,387.50 : x
  2. Step 2: Convert to fraction form
    197,823/292,387.50 = 292,387.50/x
  3. Step 3: Cross multiply
    197,823x = 292,387.50 × 292,387.50
  4. Step 4: Simplify right side
    197,823x = 85,490,450,156.25
  5. Step 5: Solve for x
    x = 85,490,450,156.25/197,823
  6. Step 6: Final answer
    x = 432,156.27

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Why These Related Problems?

These problems maintain the same ratio (1.48) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.