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Finding the Fourth Proportional to 373,651.52, 515,709.42 and 234,014.82

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Solution

The fourth proportional to 373,651.52, 515,709.42 and 234,014.82 is: 322,984.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    373,651.52 : 515,709.42 = 234,014.82 : x
  2. Step 2: Convert to fraction form
    373,651.52/515,709.42 = 234,014.82/x
  3. Step 3: Cross multiply
    373,651.52x = 515,709.42 × 234,014.82
  4. Step 4: Simplify right side
    373,651.52x = 120,683,647,093.60
  5. Step 5: Solve for x
    x = 120,683,647,093.60/373,651.52
  6. Step 6: Final answer
    x = 322,984.49

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.