Home / 488,917.30-733,376.58-133,934.44

Finding the Fourth Proportional to 488,917.30, 733,376.58 and 133,934.44

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Solution

The fourth proportional to 488,917.30, 733,376.58 and 133,934.44 is: 200,901.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    488,917.30 : 733,376.58 = 133,934.44 : x
  2. Step 2: Convert to fraction form
    488,917.30/733,376.58 = 133,934.44/x
  3. Step 3: Cross multiply
    488,917.30x = 733,376.58 × 133,934.44
  4. Step 4: Simplify right side
    488,917.30x = 98,224,381,551.42
  5. Step 5: Solve for x
    x = 98,224,381,551.42/488,917.30
  6. Step 6: Final answer
    x = 200,901.83

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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.