Home / 294,540.22-441,679.11-107,420.50

Finding the Fourth Proportional to 294,540.22, 441,679.11 and 107,420.50

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Solution

The fourth proportional to 294,540.22, 441,679.11 and 107,420.50 is: 161,082.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    294,540.22 : 441,679.11 = 107,420.50 : x
  2. Step 2: Convert to fraction form
    294,540.22/441,679.11 = 107,420.50/x
  3. Step 3: Cross multiply
    294,540.22x = 441,679.11 × 107,420.50
  4. Step 4: Simplify right side
    294,540.22x = 47,445,390,835.76
  5. Step 5: Solve for x
    x = 47,445,390,835.76/294,540.22
  6. Step 6: Final answer
    x = 161,082.89

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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.