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Finding the Fourth Proportional to 297,239.98, 445,766.29 and 97,513.82

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Solution

The fourth proportional to 297,239.98, 445,766.29 and 97,513.82 is: 146,240.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    297,239.98 : 445,766.29 = 97,513.82 : x
  2. Step 2: Convert to fraction form
    297,239.98/445,766.29 = 97,513.82/x
  3. Step 3: Cross multiply
    297,239.98x = 445,766.29 × 97,513.82
  4. Step 4: Simplify right side
    297,239.98x = 43,468,373,277.56
  5. Step 5: Solve for x
    x = 43,468,373,277.56/297,239.98
  6. Step 6: Final answer
    x = 146,240.00

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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.