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Finding the Fourth Proportional to 356,898.42, 492,522.24 and 195,754.62

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Solution

The fourth proportional to 356,898.42, 492,522.24 and 195,754.62 is: 270,142.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    356,898.42 : 492,522.24 = 195,754.62 : x
  2. Step 2: Convert to fraction form
    356,898.42/492,522.24 = 195,754.62/x
  3. Step 3: Cross multiply
    356,898.42x = 492,522.24 × 195,754.62
  4. Step 4: Simplify right side
    356,898.42x = 96,413,503,932.75
  5. Step 5: Solve for x
    x = 96,413,503,932.75/356,898.42
  6. Step 6: Final answer
    x = 270,142.70

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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.