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Finding the Fourth Proportional to 297,019.44, 442,922.45 and 264,753.90

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Solution

The fourth proportional to 297,019.44, 442,922.45 and 264,753.90 is: 394,807.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    297,019.44 : 442,922.45 = 264,753.90 : x
  2. Step 2: Convert to fraction form
    297,019.44/442,922.45 = 264,753.90/x
  3. Step 3: Cross multiply
    297,019.44x = 442,922.45 × 264,753.90
  4. Step 4: Simplify right side
    297,019.44x = 117,265,444,711.29
  5. Step 5: Solve for x
    x = 117,265,444,711.29/297,019.44
  6. Step 6: Final answer
    x = 394,807.31

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.