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Finding the Third Proportional to 239,818 and 369,051

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Solution

The third proportional to 239,818 and 369,051 is: 567,925.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,818 : 369,051 = 369,051 : x
  2. Step 2: Convert to fraction form
    239,818/369,051 = 369,051/x
  3. Step 3: Cross multiply
    239,818x = 369,051 × 369,051
  4. Step 4: Simplify right side
    239,818x = 136,198,640,601
  5. Step 5: Solve for x
    x = 136,198,640,601/239,818
  6. Step 6: Final answer
    x = 567,925.01

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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.