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Finding the Fourth Proportional to 297,158.94, 445,733.55 and 119,661.48

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Solution

The fourth proportional to 297,158.94, 445,733.55 and 119,661.48 is: 179,490.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    297,158.94 : 445,733.55 = 119,661.48 : x
  2. Step 2: Convert to fraction form
    297,158.94/445,733.55 = 119,661.48/x
  3. Step 3: Cross multiply
    297,158.94x = 445,733.55 × 119,661.48
  4. Step 4: Simplify right side
    297,158.94x = 53,337,136,278.65
  5. Step 5: Solve for x
    x = 53,337,136,278.65/297,158.94
  6. Step 6: Final answer
    x = 179,490.26

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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.