Home / 634,940.31-952,415.81-161,625.75

Finding the Fourth Proportional to 634,940.31, 952,415.81 and 161,625.75

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Solution

The fourth proportional to 634,940.31, 952,415.81 and 161,625.75 is: 242,439.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    634,940.31 : 952,415.81 = 161,625.75 : x
  2. Step 2: Convert to fraction form
    634,940.31/952,415.81 = 161,625.75/x
  3. Step 3: Cross multiply
    634,940.31x = 952,415.81 × 161,625.75
  4. Step 4: Simplify right side
    634,940.31x = 153,934,918,794.98
  5. Step 5: Solve for x
    x = 153,934,918,794.98/634,940.31
  6. Step 6: Final answer
    x = 242,439.98

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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.