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Finding the Third Proportional to 355,572 and 532,811

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Solution

The third proportional to 355,572 and 532,811 is: 798,396.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    355,572 : 532,811 = 532,811 : x
  2. Step 2: Convert to fraction form
    355,572/532,811 = 532,811/x
  3. Step 3: Cross multiply
    355,572x = 532,811 × 532,811
  4. Step 4: Simplify right side
    355,572x = 283,887,561,721
  5. Step 5: Solve for x
    x = 283,887,561,721/355,572
  6. Step 6: Final answer
    x = 798,396.84

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.