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Finding the Fourth Proportional to 291,927.25, 437,888.26 and 92,247.67

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Solution

The fourth proportional to 291,927.25, 437,888.26 and 92,247.67 is: 138,370.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    291,927.25 : 437,888.26 = 92,247.67 : x
  2. Step 2: Convert to fraction form
    291,927.25/437,888.26 = 92,247.67/x
  3. Step 3: Cross multiply
    291,927.25x = 437,888.26 × 92,247.67
  4. Step 4: Simplify right side
    291,927.25x = 40,394,171,705.35
  5. Step 5: Solve for x
    x = 40,394,171,705.35/291,927.25
  6. Step 6: Final answer
    x = 138,370.68

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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.