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Finding the Fourth Proportional to 491,776.29, 737,410.64 and 225,308.43

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Solution

The fourth proportional to 491,776.29, 737,410.64 and 225,308.43 is: 337,846.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    491,776.29 : 737,410.64 = 225,308.43 : x
  2. Step 2: Convert to fraction form
    491,776.29/737,410.64 = 225,308.43/x
  3. Step 3: Cross multiply
    491,776.29x = 737,410.64 × 225,308.43
  4. Step 4: Simplify right side
    491,776.29x = 166,144,832,437.15
  5. Step 5: Solve for x
    x = 166,144,832,437.15/491,776.29
  6. Step 6: Final answer
    x = 337,846.37

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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.