Home / 777,941.03-1,166,245.97-298,512.88

Finding the Fourth Proportional to 777,941.03, 1,166,245.97 and 298,512.88

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Solution

The fourth proportional to 777,941.03, 1,166,245.97 and 298,512.88 is: 447,513.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    777,941.03 : 1,166,245.97 = 298,512.88 : x
  2. Step 2: Convert to fraction form
    777,941.03/1,166,245.97 = 298,512.88/x
  3. Step 3: Cross multiply
    777,941.03x = 1,166,245.97 × 298,512.88
  4. Step 4: Simplify right side
    777,941.03x = 348,139,438,884.91
  5. Step 5: Solve for x
    x = 348,139,438,884.91/777,941.03
  6. Step 6: Final answer
    x = 447,513.92

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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.