Home / 446,405.96-669,823.20-277,882.28

Finding the Fourth Proportional to 446,405.96, 669,823.20 and 277,882.28

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Solution

The fourth proportional to 446,405.96, 669,823.20 and 277,882.28 is: 416,956.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    446,405.96 : 669,823.20 = 277,882.28 : x
  2. Step 2: Convert to fraction form
    446,405.96/669,823.20 = 277,882.28/x
  3. Step 3: Cross multiply
    446,405.96x = 669,823.20 × 277,882.28
  4. Step 4: Simplify right side
    446,405.96x = 186,131,998,012.90
  5. Step 5: Solve for x
    x = 186,131,998,012.90/446,405.96
  6. Step 6: Final answer
    x = 416,956.79

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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.