Home / 291,247.20-436,525.20-150,933.60

Finding the Fourth Proportional to 291,247.20, 436,525.20 and 150,933.60

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Solution

The fourth proportional to 291,247.20, 436,525.20 and 150,933.60 is: 226,221.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    291,247.20 : 436,525.20 = 150,933.60 : x
  2. Step 2: Convert to fraction form
    291,247.20/436,525.20 = 150,933.60/x
  3. Step 3: Cross multiply
    291,247.20x = 436,525.20 × 150,933.60
  4. Step 4: Simplify right side
    291,247.20x = 65,886,319,926.72
  5. Step 5: Solve for x
    x = 65,886,319,926.72/291,247.20
  6. Step 6: Final answer
    x = 226,221.30

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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.