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Finding the Fourth Proportional to 302,856.80, 454,285.20 and 184,467.20

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Solution

The fourth proportional to 302,856.80, 454,285.20 and 184,467.20 is: 276,700.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,856.80 : 454,285.20 = 184,467.20 : x
  2. Step 2: Convert to fraction form
    302,856.80/454,285.20 = 184,467.20/x
  3. Step 3: Cross multiply
    302,856.80x = 454,285.20 × 184,467.20
  4. Step 4: Simplify right side
    302,856.80x = 83,800,718,845.44
  5. Step 5: Solve for x
    x = 83,800,718,845.44/302,856.80
  6. Step 6: Final answer
    x = 276,700.80

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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.