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Finding the Fourth Proportional to 299,816.91, 449,597.32 and 173,544.32

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Solution

The fourth proportional to 299,816.91, 449,597.32 and 173,544.32 is: 260,242.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    299,816.91 : 449,597.32 = 173,544.32 : x
  2. Step 2: Convert to fraction form
    299,816.91/449,597.32 = 173,544.32/x
  3. Step 3: Cross multiply
    299,816.91x = 449,597.32 × 173,544.32
  4. Step 4: Simplify right side
    299,816.91x = 78,025,061,863.35
  5. Step 5: Solve for x
    x = 78,025,061,863.35/299,816.91
  6. Step 6: Final answer
    x = 260,242.37

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1.5x scale

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.