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Finding the Fourth Proportional to 302,536.70, 453,805.05 and 203,003.90

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Solution

The fourth proportional to 302,536.70, 453,805.05 and 203,003.90 is: 304,505.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,536.70 : 453,805.05 = 203,003.90 : x
  2. Step 2: Convert to fraction form
    302,536.70/453,805.05 = 203,003.90/x
  3. Step 3: Cross multiply
    302,536.70x = 453,805.05 × 203,003.90
  4. Step 4: Simplify right side
    302,536.70x = 92,124,194,989.70
  5. Step 5: Solve for x
    x = 92,124,194,989.70/302,536.70
  6. Step 6: Final answer
    x = 304,505.85

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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.