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Finding the Fourth Proportional to 301,855.26, 452,990.87 and 124,362.54

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Solution

The fourth proportional to 301,855.26, 452,990.87 and 124,362.54 is: 186,629.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    301,855.26 : 452,990.87 = 124,362.54 : x
  2. Step 2: Convert to fraction form
    301,855.26/452,990.87 = 124,362.54/x
  3. Step 3: Cross multiply
    301,855.26x = 452,990.87 × 124,362.54
  4. Step 4: Simplify right side
    301,855.26x = 56,335,095,190.01
  5. Step 5: Solve for x
    x = 56,335,095,190.01/301,855.26
  6. Step 6: Final answer
    x = 186,629.50

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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.