Home / 356,949.22-492,521.70-204,035.84

Finding the Fourth Proportional to 356,949.22, 492,521.70 and 204,035.84

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Solution

The fourth proportional to 356,949.22, 492,521.70 and 204,035.84 is: 281,530.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    356,949.22 : 492,521.70 = 204,035.84 : x
  2. Step 2: Convert to fraction form
    356,949.22/492,521.70 = 204,035.84/x
  3. Step 3: Cross multiply
    356,949.22x = 492,521.70 × 204,035.84
  4. Step 4: Simplify right side
    356,949.22x = 100,492,078,777.73
  5. Step 5: Solve for x
    x = 100,492,078,777.73/356,949.22
  6. Step 6: Final answer
    x = 281,530.46

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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.