Home / 618,091.24-852,936.42-379,581.16

Finding the Fourth Proportional to 618,091.24, 852,936.42 and 379,581.16

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Solution

The fourth proportional to 618,091.24, 852,936.42 and 379,581.16 is: 523,803.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    618,091.24 : 852,936.42 = 379,581.16 : x
  2. Step 2: Convert to fraction form
    618,091.24/852,936.42 = 379,581.16/x
  3. Step 3: Cross multiply
    618,091.24x = 852,936.42 × 379,581.16
  4. Step 4: Simplify right side
    618,091.24x = 323,758,595,709.85
  5. Step 5: Solve for x
    x = 323,758,595,709.85/618,091.24
  6. Step 6: Final answer
    x = 523,803.89

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.