Home / 958,490.29-1,322,651.15-528,777.59

Finding the Fourth Proportional to 958,490.29, 1,322,651.15 and 528,777.59

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Solution

The fourth proportional to 958,490.29, 1,322,651.15 and 528,777.59 is: 729,676.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    958,490.29 : 1,322,651.15 = 528,777.59 : x
  2. Step 2: Convert to fraction form
    958,490.29/1,322,651.15 = 528,777.59/x
  3. Step 3: Cross multiply
    958,490.29x = 1,322,651.15 × 528,777.59
  4. Step 4: Simplify right side
    958,490.29x = 699,388,287,507.73
  5. Step 5: Solve for x
    x = 699,388,287,507.73/958,490.29
  6. Step 6: Final answer
    x = 729,676.97

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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.