Home / 445,928.30-615,573.03-273,874.16

Finding the Fourth Proportional to 445,928.30, 615,573.03 and 273,874.16

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Solution

The fourth proportional to 445,928.30, 615,573.03 and 273,874.16 is: 378,064.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    445,928.30 : 615,573.03 = 273,874.16 : x
  2. Step 2: Convert to fraction form
    445,928.30/615,573.03 = 273,874.16/x
  3. Step 3: Cross multiply
    445,928.30x = 615,573.03 × 273,874.16
  4. Step 4: Simplify right side
    445,928.30x = 168,589,546,509.91
  5. Step 5: Solve for x
    x = 168,589,546,509.91/445,928.30
  6. Step 6: Final answer
    x = 378,064.25

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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.