Home / 338,739.42-467,460.40-187,836.42

Finding the Fourth Proportional to 338,739.42, 467,460.40 and 187,836.42

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Solution

The fourth proportional to 338,739.42, 467,460.40 and 187,836.42 is: 259,214.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    338,739.42 : 467,460.40 = 187,836.42 : x
  2. Step 2: Convert to fraction form
    338,739.42/467,460.40 = 187,836.42/x
  3. Step 3: Cross multiply
    338,739.42x = 467,460.40 × 187,836.42
  4. Step 4: Simplify right side
    338,739.42x = 87,806,087,033.88
  5. Step 5: Solve for x
    x = 87,806,087,033.88/338,739.42
  6. Step 6: Final answer
    x = 259,214.26

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1.5x scale

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.