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Finding the Fourth Proportional to 360,940.60, 541,410.90 and 248,966.20

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Solution

The fourth proportional to 360,940.60, 541,410.90 and 248,966.20 is: 373,449.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    360,940.60 : 541,410.90 = 248,966.20 : x
  2. Step 2: Convert to fraction form
    360,940.60/541,410.90 = 248,966.20/x
  3. Step 3: Cross multiply
    360,940.60x = 541,410.90 × 248,966.20
  4. Step 4: Simplify right side
    360,940.60x = 134,793,014,411.58
  5. Step 5: Solve for x
    x = 134,793,014,411.58/360,940.60
  6. Step 6: Final answer
    x = 373,449.30

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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.