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Finding the Fourth Proportional to 352,737.96, 486,781.96 and 191,596.16

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Solution

The fourth proportional to 352,737.96, 486,781.96 and 191,596.16 is: 264,404.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    352,737.96 : 486,781.96 = 191,596.16 : x
  2. Step 2: Convert to fraction form
    352,737.96/486,781.96 = 191,596.16/x
  3. Step 3: Cross multiply
    352,737.96x = 486,781.96 × 191,596.16
  4. Step 4: Simplify right side
    352,737.96x = 93,265,554,293.27
  5. Step 5: Solve for x
    x = 93,265,554,293.27/352,737.96
  6. Step 6: Final answer
    x = 264,404.64

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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.