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Finding the Fourth Proportional to 300,336.53, 414,423.41 and 179,452.26

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Solution

The fourth proportional to 300,336.53, 414,423.41 and 179,452.26 is: 247,619.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    300,336.53 : 414,423.41 = 179,452.26 : x
  2. Step 2: Convert to fraction form
    300,336.53/414,423.41 = 179,452.26/x
  3. Step 3: Cross multiply
    300,336.53x = 414,423.41 × 179,452.26
  4. Step 4: Simplify right side
    300,336.53x = 74,369,216,624.15
  5. Step 5: Solve for x
    x = 74,369,216,624.15/300,336.53
  6. Step 6: Final answer
    x = 247,619.62

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.