Home / 379,089.16-568,156.14-331,591.24

Finding the Fourth Proportional to 379,089.16, 568,156.14 and 331,591.24

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Solution

The fourth proportional to 379,089.16, 568,156.14 and 331,591.24 is: 496,969.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    379,089.16 : 568,156.14 = 331,591.24 : x
  2. Step 2: Convert to fraction form
    379,089.16/568,156.14 = 331,591.24/x
  3. Step 3: Cross multiply
    379,089.16x = 568,156.14 × 331,591.24
  4. Step 4: Simplify right side
    379,089.16x = 188,395,598,976.21
  5. Step 5: Solve for x
    x = 188,395,598,976.21/379,089.16
  6. Step 6: Final answer
    x = 496,969.10

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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.