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Finding the Fourth Proportional to 356,369.43, 491,802.06 and 195,224.44

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Solution

The fourth proportional to 356,369.43, 491,802.06 and 195,224.44 is: 269,416.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    356,369.43 : 491,802.06 = 195,224.44 : x
  2. Step 2: Convert to fraction form
    356,369.43/491,802.06 = 195,224.44/x
  3. Step 3: Cross multiply
    356,369.43x = 491,802.06 × 195,224.44
  4. Step 4: Simplify right side
    356,369.43x = 96,011,781,754.35
  5. Step 5: Solve for x
    x = 96,011,781,754.35/356,369.43
  6. Step 6: Final answer
    x = 269,416.44

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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.