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Finding the Third Proportional to 361,230 and 572,460

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Solution

The third proportional to 361,230 and 572,460 is: 907,207.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    361,230 : 572,460 = 572,460 : x
  2. Step 2: Convert to fraction form
    361,230/572,460 = 572,460/x
  3. Step 3: Cross multiply
    361,230x = 572,460 × 572,460
  4. Step 4: Simplify right side
    361,230x = 327,710,451,600
  5. Step 5: Solve for x
    x = 327,710,451,600/361,230
  6. Step 6: Final answer
    x = 907,207.19

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Why These Related Problems?

These problems maintain the same ratio (1.58) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.