Home / 853,604.15-1,281,037.73-404,327.37

Finding the Fourth Proportional to 853,604.15, 1,281,037.73 and 404,327.37

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Solution

The fourth proportional to 853,604.15, 1,281,037.73 and 404,327.37 is: 606,790.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    853,604.15 : 1,281,037.73 = 404,327.37 : x
  2. Step 2: Convert to fraction form
    853,604.15/1,281,037.73 = 404,327.37/x
  3. Step 3: Cross multiply
    853,604.15x = 1,281,037.73 × 404,327.37
  4. Step 4: Simplify right side
    853,604.15x = 517,958,614,220.03
  5. Step 5: Solve for x
    x = 517,958,614,220.03/853,604.15
  6. Step 6: Final answer
    x = 606,790.18

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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.