Home / 722,801.56-1,083,991.49-242,975.13

Finding the Fourth Proportional to 722,801.56, 1,083,991.49 and 242,975.13

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Solution

The fourth proportional to 722,801.56, 1,083,991.49 and 242,975.13 is: 364,391.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    722,801.56 : 1,083,991.49 = 242,975.13 : x
  2. Step 2: Convert to fraction form
    722,801.56/1,083,991.49 = 242,975.13/x
  3. Step 3: Cross multiply
    722,801.56x = 1,083,991.49 × 242,975.13
  4. Step 4: Simplify right side
    722,801.56x = 263,382,970,199.69
  5. Step 5: Solve for x
    x = 263,382,970,199.69/722,801.56
  6. Step 6: Final answer
    x = 364,391.81

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Double scale
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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.