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Finding the Fourth Proportional to 323,164.92, 484,539.08 and 154,681.14

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Solution

The fourth proportional to 323,164.92, 484,539.08 and 154,681.14 is: 231,922.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    323,164.92 : 484,539.08 = 154,681.14 : x
  2. Step 2: Convert to fraction form
    323,164.92/484,539.08 = 154,681.14/x
  3. Step 3: Cross multiply
    323,164.92x = 484,539.08 × 154,681.14
  4. Step 4: Simplify right side
    323,164.92x = 74,949,057,268.95
  5. Step 5: Solve for x
    x = 74,949,057,268.95/323,164.92
  6. Step 6: Final answer
    x = 231,922.01

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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.