Home / 958,336.80-1,322,514-528,635.04

Finding the Fourth Proportional to 958,336.80, 1,322,514 and 528,635.04

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Solution

The fourth proportional to 958,336.80, 1,322,514 and 528,635.04 is: 729,521.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    958,336.80 : 1,322,514 = 528,635.04 : x
  2. Step 2: Convert to fraction form
    958,336.80/1,322,514 = 528,635.04/x
  3. Step 3: Cross multiply
    958,336.80x = 1,322,514 × 528,635.04
  4. Step 4: Simplify right side
    958,336.80x = 699,127,241,290.56
  5. Step 5: Solve for x
    x = 699,127,241,290.56/958,336.80
  6. Step 6: Final answer
    x = 729,521.44

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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.