Home / 631,179.86-946,769.93-157,865.27

Finding the Fourth Proportional to 631,179.86, 946,769.93 and 157,865.27

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Solution

The fourth proportional to 631,179.86, 946,769.93 and 157,865.27 is: 236,797.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    631,179.86 : 946,769.93 = 157,865.27 : x
  2. Step 2: Convert to fraction form
    631,179.86/946,769.93 = 157,865.27/x
  3. Step 3: Cross multiply
    631,179.86x = 946,769.93 × 157,865.27
  4. Step 4: Simplify right side
    631,179.86x = 149,462,090,627.33
  5. Step 5: Solve for x
    x = 149,462,090,627.33/631,179.86
  6. Step 6: Final answer
    x = 236,797.94

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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.