Home / 311,849.64-430,463.16-184,524.96

Finding the Fourth Proportional to 311,849.64, 430,463.16 and 184,524.96

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Solution

The fourth proportional to 311,849.64, 430,463.16 and 184,524.96 is: 254,709.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    311,849.64 : 430,463.16 = 184,524.96 : x
  2. Step 2: Convert to fraction form
    311,849.64/430,463.16 = 184,524.96/x
  3. Step 3: Cross multiply
    311,849.64x = 430,463.16 × 184,524.96
  4. Step 4: Simplify right side
    311,849.64x = 79,431,197,380.47
  5. Step 5: Solve for x
    x = 79,431,197,380.47/311,849.64
  6. Step 6: Final answer
    x = 254,709.92

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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.