Home / 380,993.13-571,584.74-268,892.33

Finding the Fourth Proportional to 380,993.13, 571,584.74 and 268,892.33

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Solution

The fourth proportional to 380,993.13, 571,584.74 and 268,892.33 is: 403,405.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    380,993.13 : 571,584.74 = 268,892.33 : x
  2. Step 2: Convert to fraction form
    380,993.13/571,584.74 = 268,892.33/x
  3. Step 3: Cross multiply
    380,993.13x = 571,584.74 × 268,892.33
  4. Step 4: Simplify right side
    380,993.13x = 153,694,748,328.66
  5. Step 5: Solve for x
    x = 153,694,748,328.66/380,993.13
  6. Step 6: Final answer
    x = 403,405.56

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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.