Home / 677,143.50-1,015,847.94-250,682.82

Finding the Fourth Proportional to 677,143.50, 1,015,847.94 and 250,682.82

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Solution

The fourth proportional to 677,143.50, 1,015,847.94 and 250,682.82 is: 376,073.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    677,143.50 : 1,015,847.94 = 250,682.82 : x
  2. Step 2: Convert to fraction form
    677,143.50/1,015,847.94 = 250,682.82/x
  3. Step 3: Cross multiply
    677,143.50x = 1,015,847.94 × 250,682.82
  4. Step 4: Simplify right side
    677,143.50x = 254,655,626,290.39
  5. Step 5: Solve for x
    x = 254,655,626,290.39/677,143.50
  6. Step 6: Final answer
    x = 376,073.35

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1.5x scale

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.