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Finding the Fourth Proportional to 363,611.16, 502,029.72 and 227,699.64

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Solution

The fourth proportional to 363,611.16, 502,029.72 and 227,699.64 is: 314,379.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    363,611.16 : 502,029.72 = 227,699.64 : x
  2. Step 2: Convert to fraction form
    363,611.16/502,029.72 = 227,699.64/x
  3. Step 3: Cross multiply
    363,611.16x = 502,029.72 × 227,699.64
  4. Step 4: Simplify right side
    363,611.16x = 114,311,986,513.30
  5. Step 5: Solve for x
    x = 114,311,986,513.30/363,611.16
  6. Step 6: Final answer
    x = 314,379.75

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.