Home / 282,351.06-389,826.81-175,035.78

Finding the Fourth Proportional to 282,351.06, 389,826.81 and 175,035.78

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Solution

The fourth proportional to 282,351.06, 389,826.81 and 175,035.78 is: 241,662.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    282,351.06 : 389,826.81 = 175,035.78 : x
  2. Step 2: Convert to fraction form
    282,351.06/389,826.81 = 175,035.78/x
  3. Step 3: Cross multiply
    282,351.06x = 389,826.81 × 175,035.78
  4. Step 4: Simplify right side
    282,351.06x = 68,233,639,753.26
  5. Step 5: Solve for x
    x = 68,233,639,753.26/282,351.06
  6. Step 6: Final answer
    x = 241,662.42

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.