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Finding the Fourth Proportional to 449,796, 674,791.04 and 169,312.32

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Solution

The fourth proportional to 449,796, 674,791.04 and 169,312.32 is: 254,005.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    449,796 : 674,791.04 = 169,312.32 : x
  2. Step 2: Convert to fraction form
    449,796/674,791.04 = 169,312.32/x
  3. Step 3: Cross multiply
    449,796x = 674,791.04 × 169,312.32
  4. Step 4: Simplify right side
    449,796x = 114,250,436,497.61
  5. Step 5: Solve for x
    x = 114,250,436,497.61/449,796
  6. Step 6: Final answer
    x = 254,005.01

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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.