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Finding the Fourth Proportional to 304,861.10, 457,810.05 and 226,064.30

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Solution

The fourth proportional to 304,861.10, 457,810.05 and 226,064.30 is: 339,480.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    304,861.10 : 457,810.05 = 226,064.30 : x
  2. Step 2: Convert to fraction form
    304,861.10/457,810.05 = 226,064.30/x
  3. Step 3: Cross multiply
    304,861.10x = 457,810.05 × 226,064.30
  4. Step 4: Simplify right side
    304,861.10x = 103,494,508,486.22
  5. Step 5: Solve for x
    x = 103,494,508,486.22/304,861.10
  6. Step 6: Final answer
    x = 339,480.86

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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.