Home / 526,672.66-789,822.09-189,622.75

Finding the Fourth Proportional to 526,672.66, 789,822.09 and 189,622.75

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Solution

The fourth proportional to 526,672.66, 789,822.09 and 189,622.75 is: 284,366.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    526,672.66 : 789,822.09 = 189,622.75 : x
  2. Step 2: Convert to fraction form
    526,672.66/789,822.09 = 189,622.75/x
  3. Step 3: Cross multiply
    526,672.66x = 789,822.09 × 189,622.75
  4. Step 4: Simplify right side
    526,672.66x = 149,768,237,742.99
  5. Step 5: Solve for x
    x = 149,768,237,742.99/526,672.66
  6. Step 6: Final answer
    x = 284,366.83

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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.