Home / 704,955.62-1,057,105.38-255,658.34

Finding the Fourth Proportional to 704,955.62, 1,057,105.38 and 255,658.34

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Solution

The fourth proportional to 704,955.62, 1,057,105.38 and 255,658.34 is: 383,368.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    704,955.62 : 1,057,105.38 = 255,658.34 : x
  2. Step 2: Convert to fraction form
    704,955.62/1,057,105.38 = 255,658.34/x
  3. Step 3: Cross multiply
    704,955.62x = 1,057,105.38 × 255,658.34
  4. Step 4: Simplify right side
    704,955.62x = 270,257,806,655.87
  5. Step 5: Solve for x
    x = 270,257,806,655.87/704,955.62
  6. Step 6: Final answer
    x = 383,368.54

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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.