Home / 1,444.72-2,167.06-349.08

Finding the Fourth Proportional to 1,444.72, 2,167.06 and 349.08

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Solution

The fourth proportional to 1,444.72, 2,167.06 and 349.08 is: 523.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,444.72 : 2,167.06 = 349.08 : x
  2. Step 2: Convert to fraction form
    1,444.72/2,167.06 = 349.08/x
  3. Step 3: Cross multiply
    1,444.72x = 2,167.06 × 349.08
  4. Step 4: Simplify right side
    1,444.72x = 756,477.30
  5. Step 5: Solve for x
    x = 756,477.30/1,444.72
  6. Step 6: Final answer
    x = 523.62

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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.