Home / 1,496.91-2,245.55-401.30

Finding the Fourth Proportional to 1,496.91, 2,245.55 and 401.30

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Solution

The fourth proportional to 1,496.91, 2,245.55 and 401.30 is: 601.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,496.91 : 2,245.55 = 401.30 : x
  2. Step 2: Convert to fraction form
    1,496.91/2,245.55 = 401.30/x
  3. Step 3: Cross multiply
    1,496.91x = 2,245.55 × 401.30
  4. Step 4: Simplify right side
    1,496.91x = 901,125.98
  5. Step 5: Solve for x
    x = 901,125.98/1,496.91
  6. Step 6: Final answer
    x = 601.99

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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.