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Finding the Fourth Proportional to 484,730.82, 726,768.18 and 169,015.50

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Solution

The fourth proportional to 484,730.82, 726,768.18 and 169,015.50 is: 253,408.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    484,730.82 : 726,768.18 = 169,015.50 : x
  2. Step 2: Convert to fraction form
    484,730.82/726,768.18 = 169,015.50/x
  3. Step 3: Cross multiply
    484,730.82x = 726,768.18 × 169,015.50
  4. Step 4: Simplify right side
    484,730.82x = 122,835,087,326.79
  5. Step 5: Solve for x
    x = 122,835,087,326.79/484,730.82
  6. Step 6: Final answer
    x = 253,408.87

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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.