Home / 488,820.45-674,571.32-273,960.46

Finding the Fourth Proportional to 488,820.45, 674,571.32 and 273,960.46

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Solution

The fourth proportional to 488,820.45, 674,571.32 and 273,960.46 is: 378,064.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    488,820.45 : 674,571.32 = 273,960.46 : x
  2. Step 2: Convert to fraction form
    488,820.45/674,571.32 = 273,960.46/x
  3. Step 3: Cross multiply
    488,820.45x = 674,571.32 × 273,960.46
  4. Step 4: Simplify right side
    488,820.45x = 184,805,869,130.01
  5. Step 5: Solve for x
    x = 184,805,869,130.01/488,820.45
  6. Step 6: Final answer
    x = 378,064.93

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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.