Home / 790,558.84-1,185,816.73-221,944.65

Finding the Fourth Proportional to 790,558.84, 1,185,816.73 and 221,944.65

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Solution

The fourth proportional to 790,558.84, 1,185,816.73 and 221,944.65 is: 332,910.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    790,558.84 : 1,185,816.73 = 221,944.65 : x
  2. Step 2: Convert to fraction form
    790,558.84/1,185,816.73 = 221,944.65/x
  3. Step 3: Cross multiply
    790,558.84x = 1,185,816.73 × 221,944.65
  4. Step 4: Simplify right side
    790,558.84x = 263,185,679,103.99
  5. Step 5: Solve for x
    x = 263,185,679,103.99/790,558.84
  6. Step 6: Final answer
    x = 332,910.93

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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.