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Finding the Third Proportional to 134,980.80 and 295,385.48

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Solution

The third proportional to 134,980.80 and 295,385.48 is: 646,407.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,980.80 : 295,385.48 = 295,385.48 : x
  2. Step 2: Convert to fraction form
    134,980.80/295,385.48 = 295,385.48/x
  3. Step 3: Cross multiply
    134,980.80x = 295,385.48 × 295,385.48
  4. Step 4: Simplify right side
    134,980.80x = 87,252,584,379.45
  5. Step 5: Solve for x
    x = 87,252,584,379.45/134,980.80
  6. Step 6: Final answer
    x = 646,407.35

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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.