Home / 393,137.36-589,537.56-182,753.36

Finding the Fourth Proportional to 393,137.36, 589,537.56 and 182,753.36

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Solution

The fourth proportional to 393,137.36, 589,537.56 and 182,753.36 is: 274,051.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    393,137.36 : 589,537.56 = 182,753.36 : x
  2. Step 2: Convert to fraction form
    393,137.36/589,537.56 = 182,753.36/x
  3. Step 3: Cross multiply
    393,137.36x = 589,537.56 × 182,753.36
  4. Step 4: Simplify right side
    393,137.36x = 107,739,969,936.20
  5. Step 5: Solve for x
    x = 107,739,969,936.20/393,137.36
  6. Step 6: Final answer
    x = 274,051.72

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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.