Home / 338,984.67-508,452.22-159,111.07

Finding the Fourth Proportional to 338,984.67, 508,452.22 and 159,111.07

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Solution

The fourth proportional to 338,984.67, 508,452.22 and 159,111.07 is: 238,654.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    338,984.67 : 508,452.22 = 159,111.07 : x
  2. Step 2: Convert to fraction form
    338,984.67/508,452.22 = 159,111.07/x
  3. Step 3: Cross multiply
    338,984.67x = 508,452.22 × 159,111.07
  4. Step 4: Simplify right side
    338,984.67x = 80,900,376,768.08
  5. Step 5: Solve for x
    x = 80,900,376,768.08/338,984.67
  6. Step 6: Final answer
    x = 238,654.97

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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.