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Finding the Fourth Proportional to 361,069.52, 541,401.80 and 247,345.82

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Solution

The fourth proportional to 361,069.52, 541,401.80 and 247,345.82 is: 370,880.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    361,069.52 : 541,401.80 = 247,345.82 : x
  2. Step 2: Convert to fraction form
    361,069.52/541,401.80 = 247,345.82/x
  3. Step 3: Cross multiply
    361,069.52x = 541,401.80 × 247,345.82
  4. Step 4: Simplify right side
    361,069.52x = 133,913,468,226.74
  5. Step 5: Solve for x
    x = 133,913,468,226.74/361,069.52
  6. Step 6: Final answer
    x = 370,880.02

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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.