Home / 743,849.88-1,026,514.26-404,317.32

Finding the Fourth Proportional to 743,849.88, 1,026,514.26 and 404,317.32

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Solution

The fourth proportional to 743,849.88, 1,026,514.26 and 404,317.32 is: 557,958.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    743,849.88 : 1,026,514.26 = 404,317.32 : x
  2. Step 2: Convert to fraction form
    743,849.88/1,026,514.26 = 404,317.32/x
  3. Step 3: Cross multiply
    743,849.88x = 1,026,514.26 × 404,317.32
  4. Step 4: Simplify right side
    743,849.88x = 415,037,494,544.98
  5. Step 5: Solve for x
    x = 415,037,494,544.98/743,849.88
  6. Step 6: Final answer
    x = 557,958.68

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Double scale
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1.5x scale

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.