Home / 804,219.30-1,204,491.06-383,790.42

Finding the Fourth Proportional to 804,219.30, 1,204,491.06 and 383,790.42

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Solution

The fourth proportional to 804,219.30, 1,204,491.06 and 383,790.42 is: 574,808.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    804,219.30 : 1,204,491.06 = 383,790.42 : x
  2. Step 2: Convert to fraction form
    804,219.30/1,204,491.06 = 383,790.42/x
  3. Step 3: Cross multiply
    804,219.30x = 1,204,491.06 × 383,790.42
  4. Step 4: Simplify right side
    804,219.30x = 462,272,129,803.65
  5. Step 5: Solve for x
    x = 462,272,129,803.65/804,219.30
  6. Step 6: Final answer
    x = 574,808.55

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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.