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Finding the Fourth Proportional to 302,525.20, 453,787.80 and 169,814.80

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Solution

The fourth proportional to 302,525.20, 453,787.80 and 169,814.80 is: 254,722.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,525.20 : 453,787.80 = 169,814.80 : x
  2. Step 2: Convert to fraction form
    302,525.20/453,787.80 = 169,814.80/x
  3. Step 3: Cross multiply
    302,525.20x = 453,787.80 × 169,814.80
  4. Step 4: Simplify right side
    302,525.20x = 77,059,884,499.44
  5. Step 5: Solve for x
    x = 77,059,884,499.44/302,525.20
  6. Step 6: Final answer
    x = 254,722.20

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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.