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Finding the Fourth Proportional to 451,040.94, 676,639.58 and 151,550.73

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Solution

The fourth proportional to 451,040.94, 676,639.58 and 151,550.73 is: 227,352.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    451,040.94 : 676,639.58 = 151,550.73 : x
  2. Step 2: Convert to fraction form
    451,040.94/676,639.58 = 151,550.73/x
  3. Step 3: Cross multiply
    451,040.94x = 676,639.58 × 151,550.73
  4. Step 4: Simplify right side
    451,040.94x = 102,545,221,538.14
  5. Step 5: Solve for x
    x = 102,545,221,538.14/451,040.94
  6. Step 6: Final answer
    x = 227,352.36

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1.5x scale

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.