Home / 537,738.52-806,607.90-221,848.36

Finding the Fourth Proportional to 537,738.52, 806,607.90 and 221,848.36

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Solution

The fourth proportional to 537,738.52, 806,607.90 and 221,848.36 is: 332,772.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    537,738.52 : 806,607.90 = 221,848.36 : x
  2. Step 2: Convert to fraction form
    537,738.52/806,607.90 = 221,848.36/x
  3. Step 3: Cross multiply
    537,738.52x = 806,607.90 × 221,848.36
  4. Step 4: Simplify right side
    537,738.52x = 178,944,639,778.04
  5. Step 5: Solve for x
    x = 178,944,639,778.04/537,738.52
  6. Step 6: Final answer
    x = 332,772.59

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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.