Home / 383,441.31-574,799.09-158,661.45

Finding the Fourth Proportional to 383,441.31, 574,799.09 and 158,661.45

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Solution

The fourth proportional to 383,441.31, 574,799.09 and 158,661.45 is: 237,842.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    383,441.31 : 574,799.09 = 158,661.45 : x
  2. Step 2: Convert to fraction form
    383,441.31/574,799.09 = 158,661.45/x
  3. Step 3: Cross multiply
    383,441.31x = 574,799.09 × 158,661.45
  4. Step 4: Simplify right side
    383,441.31x = 91,198,456,284.77
  5. Step 5: Solve for x
    x = 91,198,456,284.77/383,441.31
  6. Step 6: Final answer
    x = 237,842.02

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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.