Home / 862,999.70-1,294,551.44-263,966.05

Finding the Fourth Proportional to 862,999.70, 1,294,551.44 and 263,966.05

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Solution

The fourth proportional to 862,999.70, 1,294,551.44 and 263,966.05 is: 395,964.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    862,999.70 : 1,294,551.44 = 263,966.05 : x
  2. Step 2: Convert to fraction form
    862,999.70/1,294,551.44 = 263,966.05/x
  3. Step 3: Cross multiply
    862,999.70x = 1,294,551.44 × 263,966.05
  4. Step 4: Simplify right side
    862,999.70x = 341,717,624,655.73
  5. Step 5: Solve for x
    x = 341,717,624,655.73/862,999.70
  6. Step 6: Final answer
    x = 395,964.94

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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.