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Finding the Fourth Proportional to 494,551.83, 741,952.49 and 228,500.45

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Solution

The fourth proportional to 494,551.83, 741,952.49 and 228,500.45 is: 342,808.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    494,551.83 : 741,952.49 = 228,500.45 : x
  2. Step 2: Convert to fraction form
    494,551.83/741,952.49 = 228,500.45/x
  3. Step 3: Cross multiply
    494,551.83x = 741,952.49 × 228,500.45
  4. Step 4: Simplify right side
    494,551.83x = 169,536,472,991.36
  5. Step 5: Solve for x
    x = 169,536,472,991.36/494,551.83
  6. Step 6: Final answer
    x = 342,808.30

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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.