Home / 801,431.58-1,202,590.04-446,645.51

Finding the Fourth Proportional to 801,431.58, 1,202,590.04 and 446,645.51

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Solution

The fourth proportional to 801,431.58, 1,202,590.04 and 446,645.51 is: 670,214.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    801,431.58 : 1,202,590.04 = 446,645.51 : x
  2. Step 2: Convert to fraction form
    801,431.58/1,202,590.04 = 446,645.51/x
  3. Step 3: Cross multiply
    801,431.58x = 1,202,590.04 × 446,645.51
  4. Step 4: Simplify right side
    801,431.58x = 537,131,441,736.72
  5. Step 5: Solve for x
    x = 537,131,441,736.72/801,431.58
  6. Step 6: Final answer
    x = 670,214.97

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.