Home / 889,529.22-1,334,375.87-290,493.50

Finding the Fourth Proportional to 889,529.22, 1,334,375.87 and 290,493.50

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Solution

The fourth proportional to 889,529.22, 1,334,375.87 and 290,493.50 is: 435,767.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    889,529.22 : 1,334,375.87 = 290,493.50 : x
  2. Step 2: Convert to fraction form
    889,529.22/1,334,375.87 = 290,493.50/x
  3. Step 3: Cross multiply
    889,529.22x = 1,334,375.87 × 290,493.50
  4. Step 4: Simplify right side
    889,529.22x = 387,627,508,667.50
  5. Step 5: Solve for x
    x = 387,627,508,667.50/889,529.22
  6. Step 6: Final answer
    x = 435,767.03

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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.