Home / 802,919.72-1,204,380.06-203,925.80

Finding the Fourth Proportional to 802,919.72, 1,204,380.06 and 203,925.80

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Solution

The fourth proportional to 802,919.72, 1,204,380.06 and 203,925.80 is: 305,888.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    802,919.72 : 1,204,380.06 = 203,925.80 : x
  2. Step 2: Convert to fraction form
    802,919.72/1,204,380.06 = 203,925.80/x
  3. Step 3: Cross multiply
    802,919.72x = 1,204,380.06 × 203,925.80
  4. Step 4: Simplify right side
    802,919.72x = 245,604,167,239.55
  5. Step 5: Solve for x
    x = 245,604,167,239.55/802,919.72
  6. Step 6: Final answer
    x = 305,888.82

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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.