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Finding the Fourth Proportional to 631,704.69, 947,453.24 and 226,813.08

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Solution

The fourth proportional to 631,704.69, 947,453.24 and 226,813.08 is: 340,182.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    631,704.69 : 947,453.24 = 226,813.08 : x
  2. Step 2: Convert to fraction form
    631,704.69/947,453.24 = 226,813.08/x
  3. Step 3: Cross multiply
    631,704.69x = 947,453.24 × 226,813.08
  4. Step 4: Simplify right side
    631,704.69x = 214,894,787,520.38
  5. Step 5: Solve for x
    x = 214,894,787,520.38/631,704.69
  6. Step 6: Final answer
    x = 340,182.35

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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.