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Finding the Fourth Proportional to 449,507.84, 674,360.24 and 169,025.09

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Solution

The fourth proportional to 449,507.84, 674,360.24 and 169,025.09 is: 253,574.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    449,507.84 : 674,360.24 = 169,025.09 : x
  2. Step 2: Convert to fraction form
    449,507.84/674,360.24 = 169,025.09/x
  3. Step 3: Cross multiply
    449,507.84x = 674,360.24 × 169,025.09
  4. Step 4: Simplify right side
    449,507.84x = 113,983,796,041.50
  5. Step 5: Solve for x
    x = 113,983,796,041.50/449,507.84
  6. Step 6: Final answer
    x = 253,574.66

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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.