Home / 400,177.14-599,999.07-220,347.25

Finding the Fourth Proportional to 400,177.14, 599,999.07 and 220,347.25

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Solution

The fourth proportional to 400,177.14, 599,999.07 and 220,347.25 is: 330,374.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    400,177.14 : 599,999.07 = 220,347.25 : x
  2. Step 2: Convert to fraction form
    400,177.14/599,999.07 = 220,347.25/x
  3. Step 3: Cross multiply
    400,177.14x = 599,999.07 × 220,347.25
  4. Step 4: Simplify right side
    400,177.14x = 132,208,142,544.18
  5. Step 5: Solve for x
    x = 132,208,142,544.18/400,177.14
  6. Step 6: Final answer
    x = 330,374.05

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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.