Home / 631,834.60-947,918.08-227,067.70

Finding the Fourth Proportional to 631,834.60, 947,918.08 and 227,067.70

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Solution

The fourth proportional to 631,834.60, 947,918.08 and 227,067.70 is: 340,661.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    631,834.60 : 947,918.08 = 227,067.70 : x
  2. Step 2: Convert to fraction form
    631,834.60/947,918.08 = 227,067.70/x
  3. Step 3: Cross multiply
    631,834.60x = 947,918.08 × 227,067.70
  4. Step 4: Simplify right side
    631,834.60x = 215,241,578,214.02
  5. Step 5: Solve for x
    x = 215,241,578,214.02/631,834.60
  6. Step 6: Final answer
    x = 340,661.27

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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.