Home / 862,761.48-1,294,150.50-231,675.36

Finding the Fourth Proportional to 862,761.48, 1,294,150.50 and 231,675.36

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Solution

The fourth proportional to 862,761.48, 1,294,150.50 and 231,675.36 is: 347,515.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    862,761.48 : 1,294,150.50 = 231,675.36 : x
  2. Step 2: Convert to fraction form
    862,761.48/1,294,150.50 = 231,675.36/x
  3. Step 3: Cross multiply
    862,761.48x = 1,294,150.50 × 231,675.36
  4. Step 4: Simplify right side
    862,761.48x = 299,822,782,981.68
  5. Step 5: Solve for x
    x = 299,822,782,981.68/862,761.48
  6. Step 6: Final answer
    x = 347,515.26

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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.