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Finding the Third Proportional to 170,069 and 265,440

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Solution

The third proportional to 170,069 and 265,440 is: 414,292.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,069 : 265,440 = 265,440 : x
  2. Step 2: Convert to fraction form
    170,069/265,440 = 265,440/x
  3. Step 3: Cross multiply
    170,069x = 265,440 × 265,440
  4. Step 4: Simplify right side
    170,069x = 70,458,393,600
  5. Step 5: Solve for x
    x = 70,458,393,600/170,069
  6. Step 6: Final answer
    x = 414,292.98

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Why These Related Problems?

These problems maintain the same ratio (1.56) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.