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Finding the Third Proportional to 134,090 and 264,796

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Solution

The third proportional to 134,090 and 264,796 is: 522,909.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,090 : 264,796 = 264,796 : x
  2. Step 2: Convert to fraction form
    134,090/264,796 = 264,796/x
  3. Step 3: Cross multiply
    134,090x = 264,796 × 264,796
  4. Step 4: Simplify right side
    134,090x = 70,116,921,616
  5. Step 5: Solve for x
    x = 70,116,921,616/134,090
  6. Step 6: Final answer
    x = 522,909.40

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Why These Related Problems?

These problems maintain the same ratio (1.97) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.