Home / 455,148.05-682,832.96-151,541.65

Finding the Fourth Proportional to 455,148.05, 682,832.96 and 151,541.65

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Solution

The fourth proportional to 455,148.05, 682,832.96 and 151,541.65 is: 227,349.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    455,148.05 : 682,832.96 = 151,541.65 : x
  2. Step 2: Convert to fraction form
    455,148.05/682,832.96 = 151,541.65/x
  3. Step 3: Cross multiply
    455,148.05x = 682,832.96 × 151,541.65
  4. Step 4: Simplify right side
    455,148.05x = 103,477,631,725.70
  5. Step 5: Solve for x
    x = 103,477,631,725.70/455,148.05
  6. Step 6: Final answer
    x = 227,349.39

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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.