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Finding the Fourth Proportional to 484,226.60, 726,080.70 and 203,426.60

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Solution

The fourth proportional to 484,226.60, 726,080.70 and 203,426.60 is: 305,031.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    484,226.60 : 726,080.70 = 203,426.60 : x
  2. Step 2: Convert to fraction form
    484,226.60/726,080.70 = 203,426.60/x
  3. Step 3: Cross multiply
    484,226.60x = 726,080.70 × 203,426.60
  4. Step 4: Simplify right side
    484,226.60x = 147,704,128,126.62
  5. Step 5: Solve for x
    x = 147,704,128,126.62/484,226.60
  6. Step 6: Final answer
    x = 305,031.01

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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.