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Finding the Fourth Proportional to 361,119.95, 541,477.31 and 247,396.22

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Solution

The fourth proportional to 361,119.95, 541,477.31 and 247,396.22 is: 370,955.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    361,119.95 : 541,477.31 = 247,396.22 : x
  2. Step 2: Convert to fraction form
    361,119.95/541,477.31 = 247,396.22/x
  3. Step 3: Cross multiply
    361,119.95x = 541,477.31 × 247,396.22
  4. Step 4: Simplify right side
    361,119.95x = 133,959,435,765.40
  5. Step 5: Solve for x
    x = 133,959,435,765.40/361,119.95
  6. Step 6: Final answer
    x = 370,955.52

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1.5x scale

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.