Home / 338,738.48-467,459.10-187,835.48

Finding the Fourth Proportional to 338,738.48, 467,459.10 and 187,835.48

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Solution

The fourth proportional to 338,738.48, 467,459.10 and 187,835.48 is: 259,212.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    338,738.48 : 467,459.10 = 187,835.48 : x
  2. Step 2: Convert to fraction form
    338,738.48/467,459.10 = 187,835.48/x
  3. Step 3: Cross multiply
    338,738.48x = 467,459.10 × 187,835.48
  4. Step 4: Simplify right side
    338,738.48x = 87,805,402,091.57
  5. Step 5: Solve for x
    x = 87,805,402,091.57/338,738.48
  6. Step 6: Final answer
    x = 259,212.96

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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.