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Finding the Fourth Proportional to 484,014.08, 726,228.96 and 168,298.88

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Solution

The fourth proportional to 484,014.08, 726,228.96 and 168,298.88 is: 252,520.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    484,014.08 : 726,228.96 = 168,298.88 : x
  2. Step 2: Convert to fraction form
    484,014.08/726,228.96 = 168,298.88/x
  3. Step 3: Cross multiply
    484,014.08x = 726,228.96 × 168,298.88
  4. Step 4: Simplify right side
    484,014.08x = 122,223,520,591.57
  5. Step 5: Solve for x
    x = 122,223,520,591.57/484,014.08
  6. Step 6: Final answer
    x = 252,520.59

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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.