Home / 1,502.07-2,253.11-406.44

Finding the Fourth Proportional to 1,502.07, 2,253.11 and 406.44

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Solution

The fourth proportional to 1,502.07, 2,253.11 and 406.44 is: 609.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,502.07 : 2,253.11 = 406.44 : x
  2. Step 2: Convert to fraction form
    1,502.07/2,253.11 = 406.44/x
  3. Step 3: Cross multiply
    1,502.07x = 2,253.11 × 406.44
  4. Step 4: Simplify right side
    1,502.07x = 915,755.04
  5. Step 5: Solve for x
    x = 915,755.04/1,502.07
  6. Step 6: Final answer
    x = 609.66

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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.