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Finding the Fourth Proportional to 363,335.96, 544,828.96 and 126,673.40

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Solution

The fourth proportional to 363,335.96, 544,828.96 and 126,673.40 is: 189,949.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    363,335.96 : 544,828.96 = 126,673.40 : x
  2. Step 2: Convert to fraction form
    363,335.96/544,828.96 = 126,673.40/x
  3. Step 3: Cross multiply
    363,335.96x = 544,828.96 × 126,673.40
  4. Step 4: Simplify right side
    363,335.96x = 69,015,336,781.66
  5. Step 5: Solve for x
    x = 69,015,336,781.66/363,335.96
  6. Step 6: Final answer
    x = 189,949.09

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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.