Home / 957,969.87-1,322,008.88-528,265.41

Finding the Fourth Proportional to 957,969.87, 1,322,008.88 and 528,265.41

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Solution

The fourth proportional to 957,969.87, 1,322,008.88 and 528,265.41 is: 729,012.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    957,969.87 : 1,322,008.88 = 528,265.41 : x
  2. Step 2: Convert to fraction form
    957,969.87/1,322,008.88 = 528,265.41/x
  3. Step 3: Cross multiply
    957,969.87x = 1,322,008.88 × 528,265.41
  4. Step 4: Simplify right side
    957,969.87x = 698,371,560,375.51
  5. Step 5: Solve for x
    x = 698,371,560,375.51/957,969.87
  6. Step 6: Final answer
    x = 729,012.03

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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.