Home / 677,163.77-1,015,878.36-250,703.10

Finding the Fourth Proportional to 677,163.77, 1,015,878.36 and 250,703.10

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Solution

The fourth proportional to 677,163.77, 1,015,878.36 and 250,703.10 is: 376,103.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    677,163.77 : 1,015,878.36 = 250,703.10 : x
  2. Step 2: Convert to fraction form
    677,163.77/1,015,878.36 = 250,703.10/x
  3. Step 3: Cross multiply
    677,163.77x = 1,015,878.36 × 250,703.10
  4. Step 4: Simplify right side
    677,163.77x = 254,683,853,604.85
  5. Step 5: Solve for x
    x = 254,683,853,604.85/677,163.77
  6. Step 6: Final answer
    x = 376,103.78

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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.