Home / 603,772.20-833,214.24-331,865.22

Finding the Fourth Proportional to 603,772.20, 833,214.24 and 331,865.22

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Solution

The fourth proportional to 603,772.20, 833,214.24 and 331,865.22 is: 457,978.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    603,772.20 : 833,214.24 = 331,865.22 : x
  2. Step 2: Convert to fraction form
    603,772.20/833,214.24 = 331,865.22/x
  3. Step 3: Cross multiply
    603,772.20x = 833,214.24 × 331,865.22
  4. Step 4: Simplify right side
    603,772.20x = 276,514,827,064.73
  5. Step 5: Solve for x
    x = 276,514,827,064.73/603,772.20
  6. Step 6: Final answer
    x = 457,978.73

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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.