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Finding the Fourth Proportional to 303,364.44, 454,934.88 and 100,922.76

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Solution

The fourth proportional to 303,364.44, 454,934.88 and 100,922.76 is: 151,346.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    303,364.44 : 454,934.88 = 100,922.76 : x
  2. Step 2: Convert to fraction form
    303,364.44/454,934.88 = 100,922.76/x
  3. Step 3: Cross multiply
    303,364.44x = 454,934.88 × 100,922.76
  4. Step 4: Simplify right side
    303,364.44x = 45,913,283,709.87
  5. Step 5: Solve for x
    x = 45,913,283,709.87/303,364.44
  6. Step 6: Final answer
    x = 151,346.95

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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.