Home / 1,144,141.27-1,716,489.36-345,375.09

Finding the Fourth Proportional to 1,144,141.27, 1,716,489.36 and 345,375.09

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Solution

The fourth proportional to 1,144,141.27, 1,716,489.36 and 345,375.09 is: 518,146.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,144,141.27 : 1,716,489.36 = 345,375.09 : x
  2. Step 2: Convert to fraction form
    1,144,141.27/1,716,489.36 = 345,375.09/x
  3. Step 3: Cross multiply
    1,144,141.27x = 1,716,489.36 × 345,375.09
  4. Step 4: Simplify right side
    1,144,141.27x = 592,832,667,194.04
  5. Step 5: Solve for x
    x = 592,832,667,194.04/1,144,141.27
  6. Step 6: Final answer
    x = 518,146.39

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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.