Home / 448,101.54-618,372.90-244,155.15

Finding the Fourth Proportional to 448,101.54, 618,372.90 and 244,155.15

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Solution

The fourth proportional to 448,101.54, 618,372.90 and 244,155.15 is: 336,930.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    448,101.54 : 618,372.90 = 244,155.15 : x
  2. Step 2: Convert to fraction form
    448,101.54/618,372.90 = 244,155.15/x
  3. Step 3: Cross multiply
    448,101.54x = 618,372.90 × 244,155.15
  4. Step 4: Simplify right side
    448,101.54x = 150,978,928,155.44
  5. Step 5: Solve for x
    x = 150,978,928,155.44/448,101.54
  6. Step 6: Final answer
    x = 336,930.17

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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.