Home / 1,145,302.58-1,580,536.59-629,104.20

Finding the Fourth Proportional to 1,145,302.58, 1,580,536.59 and 629,104.20

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Solution

The fourth proportional to 1,145,302.58, 1,580,536.59 and 629,104.20 is: 868,174.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,145,302.58 : 1,580,536.59 = 629,104.20 : x
  2. Step 2: Convert to fraction form
    1,145,302.58/1,580,536.59 = 629,104.20/x
  3. Step 3: Cross multiply
    1,145,302.58x = 1,580,536.59 × 629,104.20
  4. Step 4: Simplify right side
    1,145,302.58x = 994,322,207,022.68
  5. Step 5: Solve for x
    x = 994,322,207,022.68/1,145,302.58
  6. Step 6: Final answer
    x = 868,174.25

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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.