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Finding the Fourth Proportional to 294,751.32, 442,180.44 and 168,533.88

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Solution

The fourth proportional to 294,751.32, 442,180.44 and 168,533.88 is: 252,831.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    294,751.32 : 442,180.44 = 168,533.88 : x
  2. Step 2: Convert to fraction form
    294,751.32/442,180.44 = 168,533.88/x
  3. Step 3: Cross multiply
    294,751.32x = 442,180.44 × 168,533.88
  4. Step 4: Simplify right side
    294,751.32x = 74,522,385,213.31
  5. Step 5: Solve for x
    x = 74,522,385,213.31/294,751.32
  6. Step 6: Final answer
    x = 252,831.39

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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.