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Finding the Fourth Proportional to 303,191.57, 454,835.55 and 100,794.86

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Solution

The fourth proportional to 303,191.57, 454,835.55 and 100,794.86 is: 151,208.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    303,191.57 : 454,835.55 = 100,794.86 : x
  2. Step 2: Convert to fraction form
    303,191.57/454,835.55 = 100,794.86/x
  3. Step 3: Cross multiply
    303,191.57x = 454,835.55 × 100,794.86
  4. Step 4: Simplify right side
    303,191.57x = 45,845,085,585.27
  5. Step 5: Solve for x
    x = 45,845,085,585.27/303,191.57
  6. Step 6: Final answer
    x = 151,208.31

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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.