Home / 958,528.44-1,322,761.86-528,826.68

Finding the Fourth Proportional to 958,528.44, 1,322,761.86 and 528,826.68

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Solution

The fourth proportional to 958,528.44, 1,322,761.86 and 528,826.68 is: 729,776.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    958,528.44 : 1,322,761.86 = 528,826.68 : x
  2. Step 2: Convert to fraction form
    958,528.44/1,322,761.86 = 528,826.68/x
  3. Step 3: Cross multiply
    958,528.44x = 1,322,761.86 × 528,826.68
  4. Step 4: Simplify right side
    958,528.44x = 699,511,762,854.43
  5. Step 5: Solve for x
    x = 699,511,762,854.43/958,528.44
  6. Step 6: Final answer
    x = 729,776.74

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.