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Finding the Fourth Proportional to 356,373.59, 491,795.42 and 195,228.41

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Solution

The fourth proportional to 356,373.59, 491,795.42 and 195,228.41 is: 269,415.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    356,373.59 : 491,795.42 = 195,228.41 : x
  2. Step 2: Convert to fraction form
    356,373.59/491,795.42 = 195,228.41/x
  3. Step 3: Cross multiply
    356,373.59x = 491,795.42 × 195,228.41
  4. Step 4: Simplify right side
    356,373.59x = 96,012,434,456.76
  5. Step 5: Solve for x
    x = 96,012,434,456.76/356,373.59
  6. Step 6: Final answer
    x = 269,415.13

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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.