Home / 636,985.80-955,324.98-187,584.60

Finding the Fourth Proportional to 636,985.80, 955,324.98 and 187,584.60

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Solution

The fourth proportional to 636,985.80, 955,324.98 and 187,584.60 is: 281,331.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    636,985.80 : 955,324.98 = 187,584.60 : x
  2. Step 2: Convert to fraction form
    636,985.80/955,324.98 = 187,584.60/x
  3. Step 3: Cross multiply
    636,985.80x = 955,324.98 × 187,584.60
  4. Step 4: Simplify right side
    636,985.80x = 179,204,254,243.31
  5. Step 5: Solve for x
    x = 179,204,254,243.31/636,985.80
  6. Step 6: Final answer
    x = 281,331.63

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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.