Home / 802,919.68-1,204,380.06-203,925.76

Finding the Fourth Proportional to 802,919.68, 1,204,380.06 and 203,925.76

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Solution

The fourth proportional to 802,919.68, 1,204,380.06 and 203,925.76 is: 305,888.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    802,919.68 : 1,204,380.06 = 203,925.76 : x
  2. Step 2: Convert to fraction form
    802,919.68/1,204,380.06 = 203,925.76/x
  3. Step 3: Cross multiply
    802,919.68x = 1,204,380.06 × 203,925.76
  4. Step 4: Simplify right side
    802,919.68x = 245,604,119,064.35
  5. Step 5: Solve for x
    x = 245,604,119,064.35/802,919.68
  6. Step 6: Final answer
    x = 305,888.78

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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.