Home / 734,008.20-1,101,012.30-235,422.60

Finding the Fourth Proportional to 734,008.20, 1,101,012.30 and 235,422.60

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Solution

The fourth proportional to 734,008.20, 1,101,012.30 and 235,422.60 is: 353,133.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    734,008.20 : 1,101,012.30 = 235,422.60 : x
  2. Step 2: Convert to fraction form
    734,008.20/1,101,012.30 = 235,422.60/x
  3. Step 3: Cross multiply
    734,008.20x = 1,101,012.30 × 235,422.60
  4. Step 4: Simplify right side
    734,008.20x = 259,203,178,297.98
  5. Step 5: Solve for x
    x = 259,203,178,297.98/734,008.20
  6. Step 6: Final answer
    x = 353,133.90

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Similar ratio
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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.