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Finding the Fourth Proportional to 537,737.52, 806,606.40 and 221,847.36

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Solution

The fourth proportional to 537,737.52, 806,606.40 and 221,847.36 is: 332,771.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    537,737.52 : 806,606.40 = 221,847.36 : x
  2. Step 2: Convert to fraction form
    537,737.52/806,606.40 = 221,847.36/x
  3. Step 3: Cross multiply
    537,737.52x = 806,606.40 × 221,847.36
  4. Step 4: Simplify right side
    537,737.52x = 178,943,500,399.10
  5. Step 5: Solve for x
    x = 178,943,500,399.10/537,737.52
  6. Step 6: Final answer
    x = 332,771.09

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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.