Home / 380,792.05-571,194.14-144,071.17

Finding the Fourth Proportional to 380,792.05, 571,194.14 and 144,071.17

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Solution

The fourth proportional to 380,792.05, 571,194.14 and 144,071.17 is: 216,109.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    380,792.05 : 571,194.14 = 144,071.17 : x
  2. Step 2: Convert to fraction form
    380,792.05/571,194.14 = 144,071.17/x
  3. Step 3: Cross multiply
    380,792.05x = 571,194.14 × 144,071.17
  4. Step 4: Simplify right side
    380,792.05x = 82,292,608,046.94
  5. Step 5: Solve for x
    x = 82,292,608,046.94/380,792.05
  6. Step 6: Final answer
    x = 216,109.05

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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.