Home / 245,222.37-338,446.98-204,321.60

Finding the Fourth Proportional to 245,222.37, 338,446.98 and 204,321.60

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Solution

The fourth proportional to 245,222.37, 338,446.98 and 204,321.60 is: 281,997.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    245,222.37 : 338,446.98 = 204,321.60 : x
  2. Step 2: Convert to fraction form
    245,222.37/338,446.98 = 204,321.60/x
  3. Step 3: Cross multiply
    245,222.37x = 338,446.98 × 204,321.60
  4. Step 4: Simplify right side
    245,222.37x = 69,152,028,468.77
  5. Step 5: Solve for x
    x = 69,152,028,468.77/245,222.37
  6. Step 6: Final answer
    x = 281,997.23

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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.