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Finding the Fourth Proportional to 350,884.62, 484,223.66 and 193,725.58

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Solution

The fourth proportional to 350,884.62, 484,223.66 and 193,725.58 is: 267,342.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    350,884.62 : 484,223.66 = 193,725.58 : x
  2. Step 2: Convert to fraction form
    350,884.62/484,223.66 = 193,725.58/x
  3. Step 3: Cross multiply
    350,884.62x = 484,223.66 × 193,725.58
  4. Step 4: Simplify right side
    350,884.62x = 93,806,509,383.22
  5. Step 5: Solve for x
    x = 93,806,509,383.22/350,884.62
  6. Step 6: Final answer
    x = 267,342.89

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.