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Finding the Fourth Proportional to 231,406.60, 346,453.80 and 231,406.60

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Solution

The fourth proportional to 231,406.60, 346,453.80 and 231,406.60 is: 346,453.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    231,406.60 : 346,453.80 = 231,406.60 : x
  2. Step 2: Convert to fraction form
    231,406.60/346,453.80 = 231,406.60/x
  3. Step 3: Cross multiply
    231,406.60x = 346,453.80 × 231,406.60
  4. Step 4: Simplify right side
    231,406.60x = 80,171,695,915.08
  5. Step 5: Solve for x
    x = 80,171,695,915.08/231,406.60
  6. Step 6: Final answer
    x = 346,453.80

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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.