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Finding the Fourth Proportional to 293,879.60, 440,884.20 and 94,209.20

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Solution

The fourth proportional to 293,879.60, 440,884.20 and 94,209.20 is: 141,334.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,879.60 : 440,884.20 = 94,209.20 : x
  2. Step 2: Convert to fraction form
    293,879.60/440,884.20 = 94,209.20/x
  3. Step 3: Cross multiply
    293,879.60x = 440,884.20 × 94,209.20
  4. Step 4: Simplify right side
    293,879.60x = 41,535,347,774.64
  5. Step 5: Solve for x
    x = 41,535,347,774.64/293,879.60
  6. Step 6: Final answer
    x = 141,334.57

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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.