Home / 1,495.59-2,243.27-399.96

Finding the Fourth Proportional to 1,495.59, 2,243.27 and 399.96

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Solution

The fourth proportional to 1,495.59, 2,243.27 and 399.96 is: 599.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,495.59 : 2,243.27 = 399.96 : x
  2. Step 2: Convert to fraction form
    1,495.59/2,243.27 = 399.96/x
  3. Step 3: Cross multiply
    1,495.59x = 2,243.27 × 399.96
  4. Step 4: Simplify right side
    1,495.59x = 897,224.45
  5. Step 5: Solve for x
    x = 897,224.45/1,495.59
  6. Step 6: Final answer
    x = 599.91

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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.