Home / 768,331.77-1,152,668.96-235,906.62

Finding the Fourth Proportional to 768,331.77, 1,152,668.96 and 235,906.62

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Solution

The fourth proportional to 768,331.77, 1,152,668.96 and 235,906.62 is: 353,912.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    768,331.77 : 1,152,668.96 = 235,906.62 : x
  2. Step 2: Convert to fraction form
    768,331.77/1,152,668.96 = 235,906.62/x
  3. Step 3: Cross multiply
    768,331.77x = 1,152,668.96 × 235,906.62
  4. Step 4: Simplify right side
    768,331.77x = 271,922,238,332.52
  5. Step 5: Solve for x
    x = 271,922,238,332.52/768,331.77
  6. Step 6: Final answer
    x = 353,912.53

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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.