Home / 330,023.53-454,596.60-276,288.94

Finding the Fourth Proportional to 330,023.53, 454,596.60 and 276,288.94

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Solution

The fourth proportional to 330,023.53, 454,596.60 and 276,288.94 is: 380,578.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    330,023.53 : 454,596.60 = 276,288.94 : x
  2. Step 2: Convert to fraction form
    330,023.53/454,596.60 = 276,288.94/x
  3. Step 3: Cross multiply
    330,023.53x = 454,596.60 × 276,288.94
  4. Step 4: Simplify right side
    330,023.53x = 125,600,012,741.60
  5. Step 5: Solve for x
    x = 125,600,012,741.60/330,023.53
  6. Step 6: Final answer
    x = 380,578.96

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.