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Finding the Fourth Proportional to 363,030.93, 544,580.54 and 106,863.66

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Solution

The fourth proportional to 363,030.93, 544,580.54 and 106,863.66 is: 160,305.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    363,030.93 : 544,580.54 = 106,863.66 : x
  2. Step 2: Convert to fraction form
    363,030.93/544,580.54 = 106,863.66/x
  3. Step 3: Cross multiply
    363,030.93x = 544,580.54 × 106,863.66
  4. Step 4: Simplify right side
    363,030.93x = 58,195,869,134.86
  5. Step 5: Solve for x
    x = 58,195,869,134.86/363,030.93
  6. Step 6: Final answer
    x = 160,305.54

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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.