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Finding the Fourth Proportional to 325,844.66, 488,130.68 and 154,822.98

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Solution

The fourth proportional to 325,844.66, 488,130.68 and 154,822.98 is: 231,932.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    325,844.66 : 488,130.68 = 154,822.98 : x
  2. Step 2: Convert to fraction form
    325,844.66/488,130.68 = 154,822.98/x
  3. Step 3: Cross multiply
    325,844.66x = 488,130.68 × 154,822.98
  4. Step 4: Simplify right side
    325,844.66x = 75,573,845,732.91
  5. Step 5: Solve for x
    x = 75,573,845,732.91/325,844.66
  6. Step 6: Final answer
    x = 231,932.13

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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.