Home / 631,323.30-946,984.86-231,791.16

Finding the Fourth Proportional to 631,323.30, 946,984.86 and 231,791.16

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Solution

The fourth proportional to 631,323.30, 946,984.86 and 231,791.16 is: 347,686.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    631,323.30 : 946,984.86 = 231,791.16 : x
  2. Step 2: Convert to fraction form
    631,323.30/946,984.86 = 231,791.16/x
  3. Step 3: Cross multiply
    631,323.30x = 946,984.86 × 231,791.16
  4. Step 4: Simplify right side
    631,323.30x = 219,502,719,201.84
  5. Step 5: Solve for x
    x = 219,502,719,201.84/631,323.30
  6. Step 6: Final answer
    x = 347,686.71

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Double scale
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Similar ratio
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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.