Home / 603,916.13-833,414.79-331,995.48

Finding the Fourth Proportional to 603,916.13, 833,414.79 and 331,995.48

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Solution

The fourth proportional to 603,916.13, 833,414.79 and 331,995.48 is: 458,159.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    603,916.13 : 833,414.79 = 331,995.48 : x
  2. Step 2: Convert to fraction form
    603,916.13/833,414.79 = 331,995.48/x
  3. Step 3: Cross multiply
    603,916.13x = 833,414.79 × 331,995.48
  4. Step 4: Simplify right side
    603,916.13x = 276,689,943,245.15
  5. Step 5: Solve for x
    x = 276,689,943,245.15/603,916.13
  6. Step 6: Final answer
    x = 458,159.56

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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.