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Finding the Fourth Proportional to 455,560.88, 683,111.92 and 151,847.52

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Solution

The fourth proportional to 455,560.88, 683,111.92 and 151,847.52 is: 227,694.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    455,560.88 : 683,111.92 = 151,847.52 : x
  2. Step 2: Convert to fraction form
    455,560.88/683,111.92 = 151,847.52/x
  3. Step 3: Cross multiply
    455,560.88x = 683,111.92 × 151,847.52
  4. Step 4: Simplify right side
    455,560.88x = 103,728,850,934.44
  5. Step 5: Solve for x
    x = 103,728,850,934.44/455,560.88
  6. Step 6: Final answer
    x = 227,694.82

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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.