Home / 445,942.80-615,388.32-241,984.80

Finding the Fourth Proportional to 445,942.80, 615,388.32 and 241,984.80

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Solution

The fourth proportional to 445,942.80, 615,388.32 and 241,984.80 is: 333,932.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    445,942.80 : 615,388.32 = 241,984.80 : x
  2. Step 2: Convert to fraction form
    445,942.80/615,388.32 = 241,984.80/x
  3. Step 3: Cross multiply
    445,942.80x = 615,388.32 × 241,984.80
  4. Step 4: Simplify right side
    445,942.80x = 148,914,619,537.54
  5. Step 5: Solve for x
    x = 148,914,619,537.54/445,942.80
  6. Step 6: Final answer
    x = 333,932.11

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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.