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Finding the Fourth Proportional to 224,021.28, 336,415.44 and 149,619.54

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Solution

The fourth proportional to 224,021.28, 336,415.44 and 149,619.54 is: 224,685.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    224,021.28 : 336,415.44 = 149,619.54 : x
  2. Step 2: Convert to fraction form
    224,021.28/336,415.44 = 149,619.54/x
  3. Step 3: Cross multiply
    224,021.28x = 336,415.44 × 149,619.54
  4. Step 4: Simplify right side
    224,021.28x = 50,334,323,381.70
  5. Step 5: Solve for x
    x = 50,334,323,381.70/224,021.28
  6. Step 6: Final answer
    x = 224,685.46

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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.