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Finding the Fourth Proportional to 360,937.80, 541,479.60 and 124,304.40

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Solution

The fourth proportional to 360,937.80, 541,479.60 and 124,304.40 is: 186,481.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    360,937.80 : 541,479.60 = 124,304.40 : x
  2. Step 2: Convert to fraction form
    360,937.80/541,479.60 = 124,304.40/x
  3. Step 3: Cross multiply
    360,937.80x = 541,479.60 × 124,304.40
  4. Step 4: Simplify right side
    360,937.80x = 67,308,296,790.24
  5. Step 5: Solve for x
    x = 67,308,296,790.24/360,937.80
  6. Step 6: Final answer
    x = 186,481.71

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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.