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Finding the Fourth Proportional to 371,098.64, 556,670.44 and 104,879.08

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Solution

The fourth proportional to 371,098.64, 556,670.44 and 104,879.08 is: 157,324.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    371,098.64 : 556,670.44 = 104,879.08 : x
  2. Step 2: Convert to fraction form
    371,098.64/556,670.44 = 104,879.08/x
  3. Step 3: Cross multiply
    371,098.64x = 556,670.44 × 104,879.08
  4. Step 4: Simplify right side
    371,098.64x = 58,383,083,610.40
  5. Step 5: Solve for x
    x = 58,383,083,610.40/371,098.64
  6. Step 6: Final answer
    x = 157,324.97

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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.