Home / 522,383.21-783,531.06-369,949.85

Finding the Fourth Proportional to 522,383.21, 783,531.06 and 369,949.85

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Solution

The fourth proportional to 522,383.21, 783,531.06 and 369,949.85 is: 554,893.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    522,383.21 : 783,531.06 = 369,949.85 : x
  2. Step 2: Convert to fraction form
    522,383.21/783,531.06 = 369,949.85/x
  3. Step 3: Cross multiply
    522,383.21x = 783,531.06 × 369,949.85
  4. Step 4: Simplify right side
    522,383.21x = 289,867,198,117.34
  5. Step 5: Solve for x
    x = 289,867,198,117.34/522,383.21
  6. Step 6: Final answer
    x = 554,893.79

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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.