Home / 671,919.80-1,007,529.77-250,849.40

Finding the Fourth Proportional to 671,919.80, 1,007,529.77 and 250,849.40

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Solution

The fourth proportional to 671,919.80, 1,007,529.77 and 250,849.40 is: 376,143.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    671,919.80 : 1,007,529.77 = 250,849.40 : x
  2. Step 2: Convert to fraction form
    671,919.80/1,007,529.77 = 250,849.40/x
  3. Step 3: Cross multiply
    671,919.80x = 1,007,529.77 × 250,849.40
  4. Step 4: Simplify right side
    671,919.80x = 252,738,233,876.11
  5. Step 5: Solve for x
    x = 252,738,233,876.11/671,919.80
  6. Step 6: Final answer
    x = 376,143.46

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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.