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Finding the Fourth Proportional to 357,773.34, 493,738.32 and 196,625.46

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Solution

The fourth proportional to 357,773.34, 493,738.32 and 196,625.46 is: 271,349.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    357,773.34 : 493,738.32 = 196,625.46 : x
  2. Step 2: Convert to fraction form
    357,773.34/493,738.32 = 196,625.46/x
  3. Step 3: Cross multiply
    357,773.34x = 493,738.32 × 196,625.46
  4. Step 4: Simplify right side
    357,773.34x = 97,081,524,289.63
  5. Step 5: Solve for x
    x = 97,081,524,289.63/357,773.34
  6. Step 6: Final answer
    x = 271,349.24

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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.