Home / 768,496.68-1,152,363.78-262,914.66

Finding the Fourth Proportional to 768,496.68, 1,152,363.78 and 262,914.66

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Solution

The fourth proportional to 768,496.68, 1,152,363.78 and 262,914.66 is: 394,241.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    768,496.68 : 1,152,363.78 = 262,914.66 : x
  2. Step 2: Convert to fraction form
    768,496.68/1,152,363.78 = 262,914.66/x
  3. Step 3: Cross multiply
    768,496.68x = 1,152,363.78 × 262,914.66
  4. Step 4: Simplify right side
    768,496.68x = 302,973,331,415.02
  5. Step 5: Solve for x
    x = 302,973,331,415.02/768,496.68
  6. Step 6: Final answer
    x = 394,241.56

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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.