Home / 437,921.78-604,350-276,718.01

Finding the Fourth Proportional to 437,921.78, 604,350 and 276,718.01

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Solution

The fourth proportional to 437,921.78, 604,350 and 276,718.01 is: 381,882.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    437,921.78 : 604,350 = 276,718.01 : x
  2. Step 2: Convert to fraction form
    437,921.78/604,350 = 276,718.01/x
  3. Step 3: Cross multiply
    437,921.78x = 604,350 × 276,718.01
  4. Step 4: Simplify right side
    437,921.78x = 167,234,526,321.75
  5. Step 5: Solve for x
    x = 167,234,526,321.75/437,921.78
  6. Step 6: Final answer
    x = 381,882.19

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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.