Home / 1,496,793-2,245,157.69-485,913.51

Finding the Fourth Proportional to 1,496,793, 2,245,157.69 and 485,913.51

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Solution

The fourth proportional to 1,496,793, 2,245,157.69 and 485,913.51 is: 728,859.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,496,793 : 2,245,157.69 = 485,913.51 : x
  2. Step 2: Convert to fraction form
    1,496,793/2,245,157.69 = 485,913.51/x
  3. Step 3: Cross multiply
    1,496,793x = 2,245,157.69 × 485,913.51
  4. Step 4: Simplify right side
    1,496,793x = 1,090,952,451,221.82
  5. Step 5: Solve for x
    x = 1,090,952,451,221.82/1,496,793
  6. Step 6: Final answer
    x = 728,859.94

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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.