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Finding the Fourth Proportional to 302,838.80, 454,258.20 and 184,449.20

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Solution

The fourth proportional to 302,838.80, 454,258.20 and 184,449.20 is: 276,673.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,838.80 : 454,258.20 = 184,449.20 : x
  2. Step 2: Convert to fraction form
    302,838.80/454,258.20 = 184,449.20/x
  3. Step 3: Cross multiply
    302,838.80x = 454,258.20 × 184,449.20
  4. Step 4: Simplify right side
    302,838.80x = 83,787,561,583.44
  5. Step 5: Solve for x
    x = 83,787,561,583.44/302,838.80
  6. Step 6: Final answer
    x = 276,673.80

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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.