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Finding the Fourth Proportional to 322,260.54, 483,390.99 and 122,534.79

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Solution

The fourth proportional to 322,260.54, 483,390.99 and 122,534.79 is: 183,802.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    322,260.54 : 483,390.99 = 122,534.79 : x
  2. Step 2: Convert to fraction form
    322,260.54/483,390.99 = 122,534.79/x
  3. Step 3: Cross multiply
    322,260.54x = 483,390.99 × 122,534.79
  4. Step 4: Simplify right side
    322,260.54x = 59,232,213,447.54
  5. Step 5: Solve for x
    x = 59,232,213,447.54/322,260.54
  6. Step 6: Final answer
    x = 183,802.25

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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.