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Finding the Fourth Proportional to 551,249.16, 826,798.32 and 151,832.49

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Solution

The fourth proportional to 551,249.16, 826,798.32 and 151,832.49 is: 227,727.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    551,249.16 : 826,798.32 = 151,832.49 : x
  2. Step 2: Convert to fraction form
    551,249.16/826,798.32 = 151,832.49/x
  3. Step 3: Cross multiply
    551,249.16x = 826,798.32 × 151,832.49
  4. Step 4: Simplify right side
    551,249.16x = 125,534,847,653.42
  5. Step 5: Solve for x
    x = 125,534,847,653.42/551,249.16
  6. Step 6: Final answer
    x = 227,727.96

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.