Home / 631,884.68-947,993.16-227,117.72

Finding the Fourth Proportional to 631,884.68, 947,993.16 and 227,117.72

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Solution

The fourth proportional to 631,884.68, 947,993.16 and 227,117.72 is: 340,736.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    631,884.68 : 947,993.16 = 227,117.72 : x
  2. Step 2: Convert to fraction form
    631,884.68/947,993.16 = 227,117.72/x
  3. Step 3: Cross multiply
    631,884.68x = 947,993.16 × 227,117.72
  4. Step 4: Simplify right side
    631,884.68x = 215,306,045,074.80
  5. Step 5: Solve for x
    x = 215,306,045,074.80/631,884.68
  6. Step 6: Final answer
    x = 340,736.30

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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.