Home / 802,192.20-1,106,732.34-479,911.56

Finding the Fourth Proportional to 802,192.20, 1,106,732.34 and 479,911.56

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Solution

The fourth proportional to 802,192.20, 1,106,732.34 and 479,911.56 is: 662,102.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    802,192.20 : 1,106,732.34 = 479,911.56 : x
  2. Step 2: Convert to fraction form
    802,192.20/1,106,732.34 = 479,911.56/x
  3. Step 3: Cross multiply
    802,192.20x = 1,106,732.34 × 479,911.56
  4. Step 4: Simplify right side
    802,192.20x = 531,133,643,791.85
  5. Step 5: Solve for x
    x = 531,133,643,791.85/802,192.20
  6. Step 6: Final answer
    x = 662,102.73

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.