Home / 665,264.92-997,937.44-451,942.48

Finding the Fourth Proportional to 665,264.92, 997,937.44 and 451,942.48

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Solution

The fourth proportional to 665,264.92, 997,937.44 and 451,942.48 is: 677,940.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    665,264.92 : 997,937.44 = 451,942.48 : x
  2. Step 2: Convert to fraction form
    665,264.92/997,937.44 = 451,942.48/x
  3. Step 3: Cross multiply
    665,264.92x = 997,937.44 × 451,942.48
  4. Step 4: Simplify right side
    665,264.92x = 451,010,321,518.45
  5. Step 5: Solve for x
    x = 451,010,321,518.45/665,264.92
  6. Step 6: Final answer
    x = 677,940.93

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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.