Home / 755,855.96-1,043,081.16-416,324.21

Finding the Fourth Proportional to 755,855.96, 1,043,081.16 and 416,324.21

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Solution

The fourth proportional to 755,855.96, 1,043,081.16 and 416,324.21 is: 574,527.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    755,855.96 : 1,043,081.16 = 416,324.21 : x
  2. Step 2: Convert to fraction form
    755,855.96/1,043,081.16 = 416,324.21/x
  3. Step 3: Cross multiply
    755,855.96x = 1,043,081.16 × 416,324.21
  4. Step 4: Simplify right side
    755,855.96x = 434,259,934,687.48
  5. Step 5: Solve for x
    x = 434,259,934,687.48/755,855.96
  6. Step 6: Final answer
    x = 574,527.37

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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.