Home / 734,410.41-1,100,729.74-379,230.81

Finding the Fourth Proportional to 734,410.41, 1,100,729.74 and 379,230.81

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Solution

The fourth proportional to 734,410.41, 1,100,729.74 and 379,230.81 is: 568,388.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    734,410.41 : 1,100,729.74 = 379,230.81 : x
  2. Step 2: Convert to fraction form
    734,410.41/1,100,729.74 = 379,230.81/x
  3. Step 3: Cross multiply
    734,410.41x = 1,100,729.74 × 379,230.81
  4. Step 4: Simplify right side
    734,410.41x = 417,430,630,891.29
  5. Step 5: Solve for x
    x = 417,430,630,891.29/734,410.41
  6. Step 6: Final answer
    x = 568,388.77

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1.5x scale

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.