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Finding the Fourth Proportional to 338,462.52, 467,078.24 and 187,559.52

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Solution

The fourth proportional to 338,462.52, 467,078.24 and 187,559.52 is: 258,832.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    338,462.52 : 467,078.24 = 187,559.52 : x
  2. Step 2: Convert to fraction form
    338,462.52/467,078.24 = 187,559.52/x
  3. Step 3: Cross multiply
    338,462.52x = 467,078.24 × 187,559.52
  4. Step 4: Simplify right side
    338,462.52x = 87,604,970,496.84
  5. Step 5: Solve for x
    x = 87,604,970,496.84/338,462.52
  6. Step 6: Final answer
    x = 258,832.12

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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.