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Finding the Fourth Proportional to 349,094.54, 481,750.92 and 198,191.54

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Solution

The fourth proportional to 349,094.54, 481,750.92 and 198,191.54 is: 273,504.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    349,094.54 : 481,750.92 = 198,191.54 : x
  2. Step 2: Convert to fraction form
    349,094.54/481,750.92 = 198,191.54/x
  3. Step 3: Cross multiply
    349,094.54x = 481,750.92 × 198,191.54
  4. Step 4: Simplify right side
    349,094.54x = 95,478,957,935.59
  5. Step 5: Solve for x
    x = 95,478,957,935.59/349,094.54
  6. Step 6: Final answer
    x = 273,504.58

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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.