Home / 302,579.40-453,933.90-92,238.60

Finding the Fourth Proportional to 302,579.40, 453,933.90 and 92,238.60

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Solution

The fourth proportional to 302,579.40, 453,933.90 and 92,238.60 is: 138,377.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,579.40 : 453,933.90 = 92,238.60 : x
  2. Step 2: Convert to fraction form
    302,579.40/453,933.90 = 92,238.60/x
  3. Step 3: Cross multiply
    302,579.40x = 453,933.90 × 92,238.60
  4. Step 4: Simplify right side
    302,579.40x = 41,870,227,428.54
  5. Step 5: Solve for x
    x = 41,870,227,428.54/302,579.40
  6. Step 6: Final answer
    x = 138,377.65

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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.