Home / 422,240.14-633,391.04-118,679.07

Finding the Fourth Proportional to 422,240.14, 633,391.04 and 118,679.07

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Solution

The fourth proportional to 422,240.14, 633,391.04 and 118,679.07 is: 178,027.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    422,240.14 : 633,391.04 = 118,679.07 : x
  2. Step 2: Convert to fraction form
    422,240.14/633,391.04 = 118,679.07/x
  3. Step 3: Cross multiply
    422,240.14x = 633,391.04 × 118,679.07
  4. Step 4: Simplify right side
    422,240.14x = 75,170,262,245.45
  5. Step 5: Solve for x
    x = 75,170,262,245.45/422,240.14
  6. Step 6: Final answer
    x = 178,027.28

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.