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Finding the Third Proportional to 245,328 and 529,344

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Solution

The third proportional to 245,328 and 529,344 is: 1,142,165.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    245,328 : 529,344 = 529,344 : x
  2. Step 2: Convert to fraction form
    245,328/529,344 = 529,344/x
  3. Step 3: Cross multiply
    245,328x = 529,344 × 529,344
  4. Step 4: Simplify right side
    245,328x = 280,205,070,336
  5. Step 5: Solve for x
    x = 280,205,070,336/245,328
  6. Step 6: Final answer
    x = 1,142,165.06

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.