Home / 325,376.37-487,428.91-224,156.54

Finding the Fourth Proportional to 325,376.37, 487,428.91 and 224,156.54

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Solution

The fourth proportional to 325,376.37, 487,428.91 and 224,156.54 is: 335,796.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    325,376.37 : 487,428.91 = 224,156.54 : x
  2. Step 2: Convert to fraction form
    325,376.37/487,428.91 = 224,156.54/x
  3. Step 3: Cross multiply
    325,376.37x = 487,428.91 × 224,156.54
  4. Step 4: Simplify right side
    325,376.37x = 109,260,378,619.75
  5. Step 5: Solve for x
    x = 109,260,378,619.75/325,376.37
  6. Step 6: Final answer
    x = 335,796.91

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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.