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Finding the Fourth Proportional to 603,691.32, 833,053.74 and 331,753.37

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Solution

The fourth proportional to 603,691.32, 833,053.74 and 331,753.37 is: 457,797.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    603,691.32 : 833,053.74 = 331,753.37 : x
  2. Step 2: Convert to fraction form
    603,691.32/833,053.74 = 331,753.37/x
  3. Step 3: Cross multiply
    603,691.32x = 833,053.74 × 331,753.37
  4. Step 4: Simplify right side
    603,691.32x = 276,368,381,470.84
  5. Step 5: Solve for x
    x = 276,368,381,470.84/603,691.32
  6. Step 6: Final answer
    x = 457,797.51

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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.