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Finding the Fourth Proportional to 603,773.94, 833,216.66 and 331,866.97

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Solution

The fourth proportional to 603,773.94, 833,216.66 and 331,866.97 is: 457,981.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    603,773.94 : 833,216.66 = 331,866.97 : x
  2. Step 2: Convert to fraction form
    603,773.94/833,216.66 = 331,866.97/x
  3. Step 3: Cross multiply
    603,773.94x = 833,216.66 × 331,866.97
  4. Step 4: Simplify right side
    603,773.94x = 276,517,088,307.72
  5. Step 5: Solve for x
    x = 276,517,088,307.72/603,773.94
  6. Step 6: Final answer
    x = 457,981.16

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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.