Home / 338,927.12-467,718-188,024.12

Finding the Fourth Proportional to 338,927.12, 467,718 and 188,024.12

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Solution

The fourth proportional to 338,927.12, 467,718 and 188,024.12 is: 259,472.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    338,927.12 : 467,718 = 188,024.12 : x
  2. Step 2: Convert to fraction form
    338,927.12/467,718 = 188,024.12/x
  3. Step 3: Cross multiply
    338,927.12x = 467,718 × 188,024.12
  4. Step 4: Simplify right side
    338,927.12x = 87,942,265,358.16
  5. Step 5: Solve for x
    x = 87,942,265,358.16/338,927.12
  6. Step 6: Final answer
    x = 259,472.49

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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.