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Finding the Fourth Proportional to 224,027.60, 336,041.40 and 218,843.60

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Solution

The fourth proportional to 224,027.60, 336,041.40 and 218,843.60 is: 328,265.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    224,027.60 : 336,041.40 = 218,843.60 : x
  2. Step 2: Convert to fraction form
    224,027.60/336,041.40 = 218,843.60/x
  3. Step 3: Cross multiply
    224,027.60x = 336,041.40 × 218,843.60
  4. Step 4: Simplify right side
    224,027.60x = 73,540,509,725.04
  5. Step 5: Solve for x
    x = 73,540,509,725.04/224,027.60
  6. Step 6: Final answer
    x = 328,265.40

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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.