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Finding the Fourth Proportional to 357,773.84, 493,739.01 and 196,625.96

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Solution

The fourth proportional to 357,773.84, 493,739.01 and 196,625.96 is: 271,349.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    357,773.84 : 493,739.01 = 196,625.96 : x
  2. Step 2: Convert to fraction form
    357,773.84/493,739.01 = 196,625.96/x
  3. Step 3: Cross multiply
    357,773.84x = 493,739.01 × 196,625.96
  4. Step 4: Simplify right side
    357,773.84x = 97,081,906,830.70
  5. Step 5: Solve for x
    x = 97,081,906,830.70/357,773.84
  6. Step 6: Final answer
    x = 271,349.93

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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.