Home / 284,421.24-426,466.82-134,660.27

Finding the Fourth Proportional to 284,421.24, 426,466.82 and 134,660.27

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Solution

The fourth proportional to 284,421.24, 426,466.82 and 134,660.27 is: 201,912.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    284,421.24 : 426,466.82 = 134,660.27 : x
  2. Step 2: Convert to fraction form
    284,421.24/426,466.82 = 134,660.27/x
  3. Step 3: Cross multiply
    284,421.24x = 426,466.82 × 134,660.27
  4. Step 4: Simplify right side
    284,421.24x = 57,428,138,530.06
  5. Step 5: Solve for x
    x = 57,428,138,530.06/284,421.24
  6. Step 6: Final answer
    x = 201,912.27

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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.