Home / 751,093.85-1,125,953.69-324,362.76

Finding the Fourth Proportional to 751,093.85, 1,125,953.69 and 324,362.76

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Solution

The fourth proportional to 751,093.85, 1,125,953.69 and 324,362.76 is: 486,247.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    751,093.85 : 1,125,953.69 = 324,362.76 : x
  2. Step 2: Convert to fraction form
    751,093.85/1,125,953.69 = 324,362.76/x
  3. Step 3: Cross multiply
    751,093.85x = 1,125,953.69 × 324,362.76
  4. Step 4: Simplify right side
    751,093.85x = 365,217,444,898.77
  5. Step 5: Solve for x
    x = 365,217,444,898.77/751,093.85
  6. Step 6: Final answer
    x = 486,247.42

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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.