Home / 501,289.73-691,780.01-271,846.95

Finding the Fourth Proportional to 501,289.73, 691,780.01 and 271,846.95

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Solution

The fourth proportional to 501,289.73, 691,780.01 and 271,846.95 is: 375,148.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    501,289.73 : 691,780.01 = 271,846.95 : x
  2. Step 2: Convert to fraction form
    501,289.73/691,780.01 = 271,846.95/x
  3. Step 3: Cross multiply
    501,289.73x = 691,780.01 × 271,846.95
  4. Step 4: Simplify right side
    501,289.73x = 188,058,285,789.47
  5. Step 5: Solve for x
    x = 188,058,285,789.47/501,289.73
  6. Step 6: Final answer
    x = 375,148.89

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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.