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Finding the Fourth Proportional to 341,111.22, 511,668.03 and 104,452.86

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Solution

The fourth proportional to 341,111.22, 511,668.03 and 104,452.86 is: 156,679.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    341,111.22 : 511,668.03 = 104,452.86 : x
  2. Step 2: Convert to fraction form
    341,111.22/511,668.03 = 104,452.86/x
  3. Step 3: Cross multiply
    341,111.22x = 511,668.03 × 104,452.86
  4. Step 4: Simplify right side
    341,111.22x = 53,445,189,104.07
  5. Step 5: Solve for x
    x = 53,445,189,104.07/341,111.22
  6. Step 6: Final answer
    x = 156,679.66

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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.