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Finding the Fourth Proportional to 455,510.60, 683,195.82 and 151,910.07

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Solution

The fourth proportional to 455,510.60, 683,195.82 and 151,910.07 is: 227,841.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    455,510.60 : 683,195.82 = 151,910.07 : x
  2. Step 2: Convert to fraction form
    455,510.60/683,195.82 = 151,910.07/x
  3. Step 3: Cross multiply
    455,510.60x = 683,195.82 × 151,910.07
  4. Step 4: Simplify right side
    455,510.60x = 103,784,322,847.59
  5. Step 5: Solve for x
    x = 103,784,322,847.59/455,510.60
  6. Step 6: Final answer
    x = 227,841.73

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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.