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Finding the Fourth Proportional to 349,095.54, 481,752.30 and 198,192.54

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Solution

The fourth proportional to 349,095.54, 481,752.30 and 198,192.54 is: 273,505.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    349,095.54 : 481,752.30 = 198,192.54 : x
  2. Step 2: Convert to fraction form
    349,095.54/481,752.30 = 198,192.54/x
  3. Step 3: Cross multiply
    349,095.54x = 481,752.30 × 198,192.54
  4. Step 4: Simplify right side
    349,095.54x = 95,479,711,987.84
  5. Step 5: Solve for x
    x = 95,479,711,987.84/349,095.54
  6. Step 6: Final answer
    x = 273,505.96

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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.