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Finding the Fourth Proportional to 363,176.20, 544,764.30 and 360,843.40

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Solution

The fourth proportional to 363,176.20, 544,764.30 and 360,843.40 is: 541,265.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    363,176.20 : 544,764.30 = 360,843.40 : x
  2. Step 2: Convert to fraction form
    363,176.20/544,764.30 = 360,843.40/x
  3. Step 3: Cross multiply
    363,176.20x = 544,764.30 × 360,843.40
  4. Step 4: Simplify right side
    363,176.20x = 196,574,602,210.62
  5. Step 5: Solve for x
    x = 196,574,602,210.62/363,176.20
  6. Step 6: Final answer
    x = 541,265.10

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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.