Home / 455,550.14-683,095.81-151,836.72

Finding the Fourth Proportional to 455,550.14, 683,095.81 and 151,836.72

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Solution

The fourth proportional to 455,550.14, 683,095.81 and 151,836.72 is: 227,678.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    455,550.14 : 683,095.81 = 151,836.72 : x
  2. Step 2: Convert to fraction form
    455,550.14/683,095.81 = 151,836.72/x
  3. Step 3: Cross multiply
    455,550.14x = 683,095.81 × 151,836.72
  4. Step 4: Simplify right side
    455,550.14x = 103,719,027,236.14
  5. Step 5: Solve for x
    x = 103,719,027,236.14/455,550.14
  6. Step 6: Final answer
    x = 227,678.62

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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.