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Finding the Third Proportional to 260,302 and 570,410

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Solution

The third proportional to 260,302 and 570,410 is: 1,249,961.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    260,302 : 570,410 = 570,410 : x
  2. Step 2: Convert to fraction form
    260,302/570,410 = 570,410/x
  3. Step 3: Cross multiply
    260,302x = 570,410 × 570,410
  4. Step 4: Simplify right side
    260,302x = 325,367,568,100
  5. Step 5: Solve for x
    x = 325,367,568,100/260,302
  6. Step 6: Final answer
    x = 1,249,961.84

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.