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Finding the Third Proportional to 297,601.50 and 425,403

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Solution

The third proportional to 297,601.50 and 425,403 is: 608,087.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    297,601.50 : 425,403 = 425,403 : x
  2. Step 2: Convert to fraction form
    297,601.50/425,403 = 425,403/x
  3. Step 3: Cross multiply
    297,601.50x = 425,403 × 425,403
  4. Step 4: Simplify right side
    297,601.50x = 180,967,712,409
  5. Step 5: Solve for x
    x = 180,967,712,409/297,601.50
  6. Step 6: Final answer
    x = 608,087.37

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Why These Related Problems?

These problems maintain the same ratio (1.43) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.