Home / 734,409.29-1,100,728.04-379,229.69

Finding the Fourth Proportional to 734,409.29, 1,100,728.04 and 379,229.69

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Solution

The fourth proportional to 734,409.29, 1,100,728.04 and 379,229.69 is: 568,387.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    734,409.29 : 1,100,728.04 = 379,229.69 : x
  2. Step 2: Convert to fraction form
    734,409.29/1,100,728.04 = 379,229.69/x
  3. Step 3: Cross multiply
    734,409.29x = 1,100,728.04 × 379,229.69
  4. Step 4: Simplify right side
    734,409.29x = 417,428,747,405.83
  5. Step 5: Solve for x
    x = 417,428,747,405.83/734,409.29
  6. Step 6: Final answer
    x = 568,387.08

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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.