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Finding the Fourth Proportional to 224,668.71, 336,966.44 and 74,910.24

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Solution

The fourth proportional to 224,668.71, 336,966.44 and 74,910.24 is: 112,353.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    224,668.71 : 336,966.44 = 74,910.24 : x
  2. Step 2: Convert to fraction form
    224,668.71/336,966.44 = 74,910.24/x
  3. Step 3: Cross multiply
    224,668.71x = 336,966.44 × 74,910.24
  4. Step 4: Simplify right side
    224,668.71x = 25,242,236,517.79
  5. Step 5: Solve for x
    x = 25,242,236,517.79/224,668.71
  6. Step 6: Final answer
    x = 112,353.15

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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.