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Finding the Third Proportional to 288,133.50 and 416,266.50

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Solution

The third proportional to 288,133.50 and 416,266.50 is: 601,380.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    288,133.50 : 416,266.50 = 416,266.50 : x
  2. Step 2: Convert to fraction form
    288,133.50/416,266.50 = 416,266.50/x
  3. Step 3: Cross multiply
    288,133.50x = 416,266.50 × 416,266.50
  4. Step 4: Simplify right side
    288,133.50x = 173,277,799,022.25
  5. Step 5: Solve for x
    x = 173,277,799,022.25/288,133.50
  6. Step 6: Final answer
    x = 601,380.26

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Why These Related Problems?

These problems maintain the same ratio (1.44) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.