Home / 777,945.04-1,166,251.96-298,516.88

Finding the Fourth Proportional to 777,945.04, 1,166,251.96 and 298,516.88

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Solution

The fourth proportional to 777,945.04, 1,166,251.96 and 298,516.88 is: 447,519.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    777,945.04 : 1,166,251.96 = 298,516.88 : x
  2. Step 2: Convert to fraction form
    777,945.04/1,166,251.96 = 298,516.88/x
  3. Step 3: Cross multiply
    777,945.04x = 1,166,251.96 × 298,516.88
  4. Step 4: Simplify right side
    777,945.04x = 348,145,896,393.09
  5. Step 5: Solve for x
    x = 348,145,896,393.09/777,945.04
  6. Step 6: Final answer
    x = 447,519.91

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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.