Home / 871,372.58-1,305,945.50-702,972.32

Finding the Fourth Proportional to 871,372.58, 1,305,945.50 and 702,972.32

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Solution

The fourth proportional to 871,372.58, 1,305,945.50 and 702,972.32 is: 1,053,560.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    871,372.58 : 1,305,945.50 = 702,972.32 : x
  2. Step 2: Convert to fraction form
    871,372.58/1,305,945.50 = 702,972.32/x
  3. Step 3: Cross multiply
    871,372.58x = 1,305,945.50 × 702,972.32
  4. Step 4: Simplify right side
    871,372.58x = 918,043,527,883.97
  5. Step 5: Solve for x
    x = 918,043,527,883.97/871,372.58
  6. Step 6: Final answer
    x = 1,053,560.27

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.