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Finding the Third Proportional to 303,352.88 and 658,271.25

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Solution

The third proportional to 303,352.88 and 658,271.25 is: 1,428,438.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    303,352.88 : 658,271.25 = 658,271.25 : x
  2. Step 2: Convert to fraction form
    303,352.88/658,271.25 = 658,271.25/x
  3. Step 3: Cross multiply
    303,352.88x = 658,271.25 × 658,271.25
  4. Step 4: Simplify right side
    303,352.88x = 433,321,038,576.56
  5. Step 5: Solve for x
    x = 433,321,038,576.56/303,352.88
  6. Step 6: Final answer
    x = 1,428,438.87

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.