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Finding the Third Proportional to 239,315 and 522,094

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Solution

The third proportional to 239,315 and 522,094 is: 1,139,009.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,315 : 522,094 = 522,094 : x
  2. Step 2: Convert to fraction form
    239,315/522,094 = 522,094/x
  3. Step 3: Cross multiply
    239,315x = 522,094 × 522,094
  4. Step 4: Simplify right side
    239,315x = 272,582,144,836
  5. Step 5: Solve for x
    x = 272,582,144,836/239,315
  6. Step 6: Final answer
    x = 1,139,009.86

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.