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Finding the Fourth Proportional to 322,518.51, 483,600.06 and 154,081.26

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Solution

The fourth proportional to 322,518.51, 483,600.06 and 154,081.26 is: 231,036.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    322,518.51 : 483,600.06 = 154,081.26 : x
  2. Step 2: Convert to fraction form
    322,518.51/483,600.06 = 154,081.26/x
  3. Step 3: Cross multiply
    322,518.51x = 483,600.06 × 154,081.26
  4. Step 4: Simplify right side
    322,518.51x = 74,513,706,580.88
  5. Step 5: Solve for x
    x = 74,513,706,580.88/322,518.51
  6. Step 6: Final answer
    x = 231,036.99

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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.