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Finding the Third Proportional to 469,324 and 727,044

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Solution

The third proportional to 469,324 and 727,044 is: 1,126,285.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    469,324 : 727,044 = 727,044 : x
  2. Step 2: Convert to fraction form
    469,324/727,044 = 727,044/x
  3. Step 3: Cross multiply
    469,324x = 727,044 × 727,044
  4. Step 4: Simplify right side
    469,324x = 528,592,977,936
  5. Step 5: Solve for x
    x = 528,592,977,936/469,324
  6. Step 6: Final answer
    x = 1,126,285.85

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.