Home / 803,065.92-1,204,396.80-329,881.92

Finding the Fourth Proportional to 803,065.92, 1,204,396.80 and 329,881.92

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Solution

The fourth proportional to 803,065.92, 1,204,396.80 and 329,881.92 is: 494,739.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    803,065.92 : 1,204,396.80 = 329,881.92 : x
  2. Step 2: Convert to fraction form
    803,065.92/1,204,396.80 = 329,881.92/x
  3. Step 3: Cross multiply
    803,065.92x = 1,204,396.80 × 329,881.92
  4. Step 4: Simplify right side
    803,065.92x = 397,308,728,825.86
  5. Step 5: Solve for x
    x = 397,308,728,825.86/803,065.92
  6. Step 6: Final answer
    x = 494,739.87

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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.