Home / 896,388.06-1,237,015.50-488,489.73

Finding the Fourth Proportional to 896,388.06, 1,237,015.50 and 488,489.73

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Solution

The fourth proportional to 896,388.06, 1,237,015.50 and 488,489.73 is: 674,115.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    896,388.06 : 1,237,015.50 = 488,489.73 : x
  2. Step 2: Convert to fraction form
    896,388.06/1,237,015.50 = 488,489.73/x
  3. Step 3: Cross multiply
    896,388.06x = 1,237,015.50 × 488,489.73
  4. Step 4: Simplify right side
    896,388.06x = 604,269,367,600.82
  5. Step 5: Solve for x
    x = 604,269,367,600.82/896,388.06
  6. Step 6: Final answer
    x = 674,115.81

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.