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Finding the Fourth Proportional to 224,668.44, 336,979.08 and 74,892.60

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Solution

The fourth proportional to 224,668.44, 336,979.08 and 74,892.60 is: 112,331.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    224,668.44 : 336,979.08 = 74,892.60 : x
  2. Step 2: Convert to fraction form
    224,668.44/336,979.08 = 74,892.60/x
  3. Step 3: Cross multiply
    224,668.44x = 336,979.08 × 74,892.60
  4. Step 4: Simplify right side
    224,668.44x = 25,237,239,446.81
  5. Step 5: Solve for x
    x = 25,237,239,446.81/224,668.44
  6. Step 6: Final answer
    x = 112,331.04

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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.