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Finding the Fourth Proportional to 559,680.54, 839,240.97 and 332,208.54

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Solution

The fourth proportional to 559,680.54, 839,240.97 and 332,208.54 is: 498,146.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    559,680.54 : 839,240.97 = 332,208.54 : x
  2. Step 2: Convert to fraction form
    559,680.54/839,240.97 = 332,208.54/x
  3. Step 3: Cross multiply
    559,680.54x = 839,240.97 × 332,208.54
  4. Step 4: Simplify right side
    559,680.54x = 278,803,017,351.88
  5. Step 5: Solve for x
    x = 278,803,017,351.88/559,680.54
  6. Step 6: Final answer
    x = 498,146.71

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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.