Home / 766,524.12-1,149,924.78-317,000.94

Finding the Fourth Proportional to 766,524.12, 1,149,924.78 and 317,000.94

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Solution

The fourth proportional to 766,524.12, 1,149,924.78 and 317,000.94 is: 475,558.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    766,524.12 : 1,149,924.78 = 317,000.94 : x
  2. Step 2: Convert to fraction form
    766,524.12/1,149,924.78 = 317,000.94/x
  3. Step 3: Cross multiply
    766,524.12x = 1,149,924.78 × 317,000.94
  4. Step 4: Simplify right side
    766,524.12x = 364,527,236,189.29
  5. Step 5: Solve for x
    x = 364,527,236,189.29/766,524.12
  6. Step 6: Final answer
    x = 475,558.73

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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.