Home / 393,025.90-589,028.55-182,215.30

Finding the Fourth Proportional to 393,025.90, 589,028.55 and 182,215.30

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Solution

The fourth proportional to 393,025.90, 589,028.55 and 182,215.30 is: 273,086.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    393,025.90 : 589,028.55 = 182,215.30 : x
  2. Step 2: Convert to fraction form
    393,025.90/589,028.55 = 182,215.30/x
  3. Step 3: Cross multiply
    393,025.90x = 589,028.55 × 182,215.30
  4. Step 4: Simplify right side
    393,025.90x = 107,330,013,946.82
  5. Step 5: Solve for x
    x = 107,330,013,946.82/393,025.90
  6. Step 6: Final answer
    x = 273,086.36

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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.