Home / 263,480.58-363,603.06-142,622.84

Finding the Fourth Proportional to 263,480.58, 363,603.06 and 142,622.84

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Solution

The fourth proportional to 263,480.58, 363,603.06 and 142,622.84 is: 196,819.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,480.58 : 363,603.06 = 142,622.84 : x
  2. Step 2: Convert to fraction form
    263,480.58/363,603.06 = 142,622.84/x
  3. Step 3: Cross multiply
    263,480.58x = 363,603.06 × 142,622.84
  4. Step 4: Simplify right side
    263,480.58x = 51,858,101,958.90
  5. Step 5: Solve for x
    x = 51,858,101,958.90/263,480.58
  6. Step 6: Final answer
    x = 196,819.45

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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.