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Finding the Fourth Proportional to 302,025.54, 453,388.29 and 162,057.54

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Solution

The fourth proportional to 302,025.54, 453,388.29 and 162,057.54 is: 243,274.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,025.54 : 453,388.29 = 162,057.54 : x
  2. Step 2: Convert to fraction form
    302,025.54/453,388.29 = 162,057.54/x
  3. Step 3: Cross multiply
    302,025.54x = 453,388.29 × 162,057.54
  4. Step 4: Simplify right side
    302,025.54x = 73,474,990,942.21
  5. Step 5: Solve for x
    x = 73,474,990,942.21/302,025.54
  6. Step 6: Final answer
    x = 243,274.10

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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.