Home / 338,939.44-507,789.51-158,694.19

Finding the Fourth Proportional to 338,939.44, 507,789.51 and 158,694.19

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Solution

The fourth proportional to 338,939.44, 507,789.51 and 158,694.19 is: 237,751.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    338,939.44 : 507,789.51 = 158,694.19 : x
  2. Step 2: Convert to fraction form
    338,939.44/507,789.51 = 158,694.19/x
  3. Step 3: Cross multiply
    338,939.44x = 507,789.51 × 158,694.19
  4. Step 4: Simplify right side
    338,939.44x = 80,583,244,979.95
  5. Step 5: Solve for x
    x = 80,583,244,979.95/338,939.44
  6. Step 6: Final answer
    x = 237,751.16

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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.