Home / 284,314.05-426,618.67-115,957.89

Finding the Fourth Proportional to 284,314.05, 426,618.67 and 115,957.89

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Solution

The fourth proportional to 284,314.05, 426,618.67 and 115,957.89 is: 173,997.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    284,314.05 : 426,618.67 = 115,957.89 : x
  2. Step 2: Convert to fraction form
    284,314.05/426,618.67 = 115,957.89/x
  3. Step 3: Cross multiply
    284,314.05x = 426,618.67 × 115,957.89
  4. Step 4: Simplify right side
    284,314.05x = 49,469,800,807.81
  5. Step 5: Solve for x
    x = 49,469,800,807.81/284,314.05
  6. Step 6: Final answer
    x = 173,997.03

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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.