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Finding the Third Proportional to 273,150.56 and 637,989.75

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Solution

The third proportional to 273,150.56 and 637,989.75 is: 1,490,133.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    273,150.56 : 637,989.75 = 637,989.75 : x
  2. Step 2: Convert to fraction form
    273,150.56/637,989.75 = 637,989.75/x
  3. Step 3: Cross multiply
    273,150.56x = 637,989.75 × 637,989.75
  4. Step 4: Simplify right side
    273,150.56x = 407,030,921,105.06
  5. Step 5: Solve for x
    x = 407,030,921,105.06/273,150.56
  6. Step 6: Final answer
    x = 1,490,133.93

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Why These Related Problems?

These problems maintain the same ratio (2.34) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.