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Finding the Fourth Proportional to 455,550.64, 683,096.56 and 151,837.22

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Solution

The fourth proportional to 455,550.64, 683,096.56 and 151,837.22 is: 227,679.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    455,550.64 : 683,096.56 = 151,837.22 : x
  2. Step 2: Convert to fraction form
    455,550.64/683,096.56 = 151,837.22/x
  3. Step 3: Cross multiply
    455,550.64x = 683,096.56 × 151,837.22
  4. Step 4: Simplify right side
    455,550.64x = 103,719,482,661.96
  5. Step 5: Solve for x
    x = 103,719,482,661.96/455,550.64
  6. Step 6: Final answer
    x = 227,679.37

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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.