Home / 393,026.90-589,030.05-182,216.30

Finding the Fourth Proportional to 393,026.90, 589,030.05 and 182,216.30

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Solution

The fourth proportional to 393,026.90, 589,030.05 and 182,216.30 is: 273,087.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    393,026.90 : 589,030.05 = 182,216.30 : x
  2. Step 2: Convert to fraction form
    393,026.90/589,030.05 = 182,216.30/x
  3. Step 3: Cross multiply
    393,026.90x = 589,030.05 × 182,216.30
  4. Step 4: Simplify right side
    393,026.90x = 107,330,876,299.82
  5. Step 5: Solve for x
    x = 107,330,876,299.82/393,026.90
  6. Step 6: Final answer
    x = 273,087.86

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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.