Home / 290,766.57-436,259.25-101,241.15

Finding the Fourth Proportional to 290,766.57, 436,259.25 and 101,241.15

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Solution

The fourth proportional to 290,766.57, 436,259.25 and 101,241.15 is: 151,899.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    290,766.57 : 436,259.25 = 101,241.15 : x
  2. Step 2: Convert to fraction form
    290,766.57/436,259.25 = 101,241.15/x
  3. Step 3: Cross multiply
    290,766.57x = 436,259.25 × 101,241.15
  4. Step 4: Simplify right side
    290,766.57x = 44,167,388,168.14
  5. Step 5: Solve for x
    x = 44,167,388,168.14/290,766.57
  6. Step 6: Final answer
    x = 151,899.81

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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.