Home / 1,109,333.44-1,664,944.37-435,885.67

Finding the Fourth Proportional to 1,109,333.44, 1,664,944.37 and 435,885.67

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Solution

The fourth proportional to 1,109,333.44, 1,664,944.37 and 435,885.67 is: 654,199.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,109,333.44 : 1,664,944.37 = 435,885.67 : x
  2. Step 2: Convert to fraction form
    1,109,333.44/1,664,944.37 = 435,885.67/x
  3. Step 3: Cross multiply
    1,109,333.44x = 1,664,944.37 × 435,885.67
  4. Step 4: Simplify right side
    1,109,333.44x = 725,725,393,766.50
  5. Step 5: Solve for x
    x = 725,725,393,766.50/1,109,333.44
  6. Step 6: Final answer
    x = 654,199.51

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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.