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Finding the Fourth Proportional to 731,093.45, 1,096,659 and 346,752.50

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Solution

The fourth proportional to 731,093.45, 1,096,659 and 346,752.50 is: 520,137.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    731,093.45 : 1,096,659 = 346,752.50 : x
  2. Step 2: Convert to fraction form
    731,093.45/1,096,659 = 346,752.50/x
  3. Step 3: Cross multiply
    731,093.45x = 1,096,659 × 346,752.50
  4. Step 4: Simplify right side
    731,093.45x = 380,269,244,414.21
  5. Step 5: Solve for x
    x = 380,269,244,414.21/731,093.45
  6. Step 6: Final answer
    x = 520,137.67

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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.