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Finding the Fourth Proportional to 330,940.76, 496,488.90 and 94,286.84

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Solution

The fourth proportional to 330,940.76, 496,488.90 and 94,286.84 is: 141,452.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    330,940.76 : 496,488.90 = 94,286.84 : x
  2. Step 2: Convert to fraction form
    330,940.76/496,488.90 = 94,286.84/x
  3. Step 3: Cross multiply
    330,940.76x = 496,488.90 × 94,286.84
  4. Step 4: Simplify right side
    330,940.76x = 46,812,369,476.08
  5. Step 5: Solve for x
    x = 46,812,369,476.08/330,940.76
  6. Step 6: Final answer
    x = 141,452.41

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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.