Home / 290,553.08-435,857.94-113,074.52

Finding the Fourth Proportional to 290,553.08, 435,857.94 and 113,074.52

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Solution

The fourth proportional to 290,553.08, 435,857.94 and 113,074.52 is: 169,622.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    290,553.08 : 435,857.94 = 113,074.52 : x
  2. Step 2: Convert to fraction form
    290,553.08/435,857.94 = 113,074.52/x
  3. Step 3: Cross multiply
    290,553.08x = 435,857.94 × 113,074.52
  4. Step 4: Simplify right side
    290,553.08x = 49,284,427,353.69
  5. Step 5: Solve for x
    x = 49,284,427,353.69/290,553.08
  6. Step 6: Final answer
    x = 169,622.80

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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.