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Finding the Fourth Proportional to 484,351.96, 726,134.28 and 169,030.30

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Solution

The fourth proportional to 484,351.96, 726,134.28 and 169,030.30 is: 253,408.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    484,351.96 : 726,134.28 = 169,030.30 : x
  2. Step 2: Convert to fraction form
    484,351.96/726,134.28 = 169,030.30/x
  3. Step 3: Cross multiply
    484,351.96x = 726,134.28 × 169,030.30
  4. Step 4: Simplify right side
    484,351.96x = 122,738,695,188.68
  5. Step 5: Solve for x
    x = 122,738,695,188.68/484,351.96
  6. Step 6: Final answer
    x = 253,408.07

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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.