Home / 284,964.42-426,884.85-231,716.50

Finding the Fourth Proportional to 284,964.42, 426,884.85 and 231,716.50

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Solution

The fourth proportional to 284,964.42, 426,884.85 and 231,716.50 is: 347,117.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    284,964.42 : 426,884.85 = 231,716.50 : x
  2. Step 2: Convert to fraction form
    284,964.42/426,884.85 = 231,716.50/x
  3. Step 3: Cross multiply
    284,964.42x = 426,884.85 × 231,716.50
  4. Step 4: Simplify right side
    284,964.42x = 98,916,263,345.03
  5. Step 5: Solve for x
    x = 98,916,263,345.03/284,964.42
  6. Step 6: Final answer
    x = 347,117.94

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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.