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Finding the Fourth Proportional to 352,733.96, 486,776.43 and 191,592.15

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Solution

The fourth proportional to 352,733.96, 486,776.43 and 191,592.15 is: 264,399.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    352,733.96 : 486,776.43 = 191,592.15 : x
  2. Step 2: Convert to fraction form
    352,733.96/486,776.43 = 191,592.15/x
  3. Step 3: Cross multiply
    352,733.96x = 486,776.43 × 191,592.15
  4. Step 4: Simplify right side
    352,733.96x = 93,262,542,793.02
  5. Step 5: Solve for x
    x = 93,262,542,793.02/352,733.96
  6. Step 6: Final answer
    x = 264,399.11

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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.