Home / 734,412.66-1,100,733.21-379,233.06

Finding the Fourth Proportional to 734,412.66, 1,100,733.21 and 379,233.06

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Solution

The fourth proportional to 734,412.66, 1,100,733.21 and 379,233.06 is: 568,392.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    734,412.66 : 1,100,733.21 = 379,233.06 : x
  2. Step 2: Convert to fraction form
    734,412.66/1,100,733.21 = 379,233.06/x
  3. Step 3: Cross multiply
    734,412.66x = 1,100,733.21 × 379,233.06
  4. Step 4: Simplify right side
    734,412.66x = 417,434,423,471.92
  5. Step 5: Solve for x
    x = 417,434,423,471.92/734,412.66
  6. Step 6: Final answer
    x = 568,392.19

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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.