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Finding the Third Proportional to 361,808 and 532,248

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Solution

The third proportional to 361,808 and 532,248 is: 782,978.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    361,808 : 532,248 = 532,248 : x
  2. Step 2: Convert to fraction form
    361,808/532,248 = 532,248/x
  3. Step 3: Cross multiply
    361,808x = 532,248 × 532,248
  4. Step 4: Simplify right side
    361,808x = 283,287,933,504
  5. Step 5: Solve for x
    x = 283,287,933,504/361,808
  6. Step 6: Final answer
    x = 782,978.63

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Why These Related Problems?

These problems maintain the same ratio (1.47) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.