Home / 389,331.44-583,993.64-123,092.04

Finding the Fourth Proportional to 389,331.44, 583,993.64 and 123,092.04

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Solution

The fourth proportional to 389,331.44, 583,993.64 and 123,092.04 is: 184,636.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    389,331.44 : 583,993.64 = 123,092.04 : x
  2. Step 2: Convert to fraction form
    389,331.44/583,993.64 = 123,092.04/x
  3. Step 3: Cross multiply
    389,331.44x = 583,993.64 × 123,092.04
  4. Step 4: Simplify right side
    389,331.44x = 71,884,967,879.17
  5. Step 5: Solve for x
    x = 71,884,967,879.17/389,331.44
  6. Step 6: Final answer
    x = 184,636.95

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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.