Home / 220,352.77-330,529.26-145,455.41

Finding the Fourth Proportional to 220,352.77, 330,529.26 and 145,455.41

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Solution

The fourth proportional to 220,352.77, 330,529.26 and 145,455.41 is: 218,183.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,352.77 : 330,529.26 = 145,455.41 : x
  2. Step 2: Convert to fraction form
    220,352.77/330,529.26 = 145,455.41/x
  3. Step 3: Cross multiply
    220,352.77x = 330,529.26 × 145,455.41
  4. Step 4: Simplify right side
    220,352.77x = 48,077,266,650.37
  5. Step 5: Solve for x
    x = 48,077,266,650.37/220,352.77
  6. Step 6: Final answer
    x = 218,183.18

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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.