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Finding the Fourth Proportional to 533,369.92, 735,908.63 and 303,922.29

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Solution

The fourth proportional to 533,369.92, 735,908.63 and 303,922.29 is: 419,331.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    533,369.92 : 735,908.63 = 303,922.29 : x
  2. Step 2: Convert to fraction form
    533,369.92/735,908.63 = 303,922.29/x
  3. Step 3: Cross multiply
    533,369.92x = 735,908.63 × 303,922.29
  4. Step 4: Simplify right side
    533,369.92x = 223,659,036,060.36
  5. Step 5: Solve for x
    x = 223,659,036,060.36/533,369.92
  6. Step 6: Final answer
    x = 419,331.93

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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.