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Finding the Third Proportional to 119,988 and 262,576

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Solution

The third proportional to 119,988 and 262,576 is: 574,608.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,988 : 262,576 = 262,576 : x
  2. Step 2: Convert to fraction form
    119,988/262,576 = 262,576/x
  3. Step 3: Cross multiply
    119,988x = 262,576 × 262,576
  4. Step 4: Simplify right side
    119,988x = 68,946,155,776
  5. Step 5: Solve for x
    x = 68,946,155,776/119,988
  6. Step 6: Final answer
    x = 574,608.76

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.