Home / 891,998.82-1,337,986.26-218,085.93

Finding the Fourth Proportional to 891,998.82, 1,337,986.26 and 218,085.93

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Solution

The fourth proportional to 891,998.82, 1,337,986.26 and 218,085.93 is: 327,125.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    891,998.82 : 1,337,986.26 = 218,085.93 : x
  2. Step 2: Convert to fraction form
    891,998.82/1,337,986.26 = 218,085.93/x
  3. Step 3: Cross multiply
    891,998.82x = 1,337,986.26 × 218,085.93
  4. Step 4: Simplify right side
    891,998.82x = 291,795,977,839.32
  5. Step 5: Solve for x
    x = 291,795,977,839.32/891,998.82
  6. Step 6: Final answer
    x = 327,125.97

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1.5x scale

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.