Home / 460,748.85-691,076.53-123,745.69

Finding the Fourth Proportional to 460,748.85, 691,076.53 and 123,745.69

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Solution

The fourth proportional to 460,748.85, 691,076.53 and 123,745.69 is: 185,605.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    460,748.85 : 691,076.53 = 123,745.69 : x
  2. Step 2: Convert to fraction form
    460,748.85/691,076.53 = 123,745.69/x
  3. Step 3: Cross multiply
    460,748.85x = 691,076.53 × 123,745.69
  4. Step 4: Simplify right side
    460,748.85x = 85,517,742,047.66
  5. Step 5: Solve for x
    x = 85,517,742,047.66/460,748.85
  6. Step 6: Final answer
    x = 185,605.98

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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.