Home / 293,917.28-440,905.20-94,187.60

Finding the Fourth Proportional to 293,917.28, 440,905.20 and 94,187.60

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Solution

The fourth proportional to 293,917.28, 440,905.20 and 94,187.60 is: 141,290.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,917.28 : 440,905.20 = 94,187.60 : x
  2. Step 2: Convert to fraction form
    293,917.28/440,905.20 = 94,187.60/x
  3. Step 3: Cross multiply
    293,917.28x = 440,905.20 × 94,187.60
  4. Step 4: Simplify right side
    293,917.28x = 41,527,802,615.52
  5. Step 5: Solve for x
    x = 41,527,802,615.52/293,917.28
  6. Step 6: Final answer
    x = 141,290.78

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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.