Home / 734,171.21-1,101,286.67-349,722.43

Finding the Fourth Proportional to 734,171.21, 1,101,286.67 and 349,722.43

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Solution

The fourth proportional to 734,171.21, 1,101,286.67 and 349,722.43 is: 524,597.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    734,171.21 : 1,101,286.67 = 349,722.43 : x
  2. Step 2: Convert to fraction form
    734,171.21/1,101,286.67 = 349,722.43/x
  3. Step 3: Cross multiply
    734,171.21x = 1,101,286.67 × 349,722.43
  4. Step 4: Simplify right side
    734,171.21x = 385,144,648,480.10
  5. Step 5: Solve for x
    x = 385,144,648,480.10/734,171.21
  6. Step 6: Final answer
    x = 524,597.87

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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.