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Finding the Fourth Proportional to 363,124.20, 544,486.30 and 149,843.63

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Solution

The fourth proportional to 363,124.20, 544,486.30 and 149,843.63 is: 224,682.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    363,124.20 : 544,486.30 = 149,843.63 : x
  2. Step 2: Convert to fraction form
    363,124.20/544,486.30 = 149,843.63/x
  3. Step 3: Cross multiply
    363,124.20x = 544,486.30 × 149,843.63
  4. Step 4: Simplify right side
    363,124.20x = 81,587,803,677.27
  5. Step 5: Solve for x
    x = 81,587,803,677.27/363,124.20
  6. Step 6: Final answer
    x = 224,682.91

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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.