Home / 804,524.88-1,206,942.90-305,850

Finding the Fourth Proportional to 804,524.88, 1,206,942.90 and 305,850

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Solution

The fourth proportional to 804,524.88, 1,206,942.90 and 305,850 is: 458,834.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    804,524.88 : 1,206,942.90 = 305,850 : x
  2. Step 2: Convert to fraction form
    804,524.88/1,206,942.90 = 305,850/x
  3. Step 3: Cross multiply
    804,524.88x = 1,206,942.90 × 305,850
  4. Step 4: Simplify right side
    804,524.88x = 369,143,485,965
  5. Step 5: Solve for x
    x = 369,143,485,965/804,524.88
  6. Step 6: Final answer
    x = 458,834.15

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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.