Home / 676,878.26-1,015,054.94-361,162.94

Finding the Fourth Proportional to 676,878.26, 1,015,054.94 and 361,162.94

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Solution

The fourth proportional to 676,878.26, 1,015,054.94 and 361,162.94 is: 541,604.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    676,878.26 : 1,015,054.94 = 361,162.94 : x
  2. Step 2: Convert to fraction form
    676,878.26/1,015,054.94 = 361,162.94/x
  3. Step 3: Cross multiply
    676,878.26x = 1,015,054.94 × 361,162.94
  4. Step 4: Simplify right side
    676,878.26x = 366,600,222,219.56
  5. Step 5: Solve for x
    x = 366,600,222,219.56/676,878.26
  6. Step 6: Final answer
    x = 541,604.37

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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.