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Finding the Fourth Proportional to 224,076.80, 335,143.20 and 200,554.40

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Solution

The fourth proportional to 224,076.80, 335,143.20 and 200,554.40 is: 299,961.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    224,076.80 : 335,143.20 = 200,554.40 : x
  2. Step 2: Convert to fraction form
    224,076.80/335,143.20 = 200,554.40/x
  3. Step 3: Cross multiply
    224,076.80x = 335,143.20 × 200,554.40
  4. Step 4: Simplify right side
    224,076.80x = 67,214,443,390.08
  5. Step 5: Solve for x
    x = 67,214,443,390.08/224,076.80
  6. Step 6: Final answer
    x = 299,961.64

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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.