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Finding the Fourth Proportional to 450,766.67, 622,055.73 and 246,813.89

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Solution

The fourth proportional to 450,766.67, 622,055.73 and 246,813.89 is: 340,601.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    450,766.67 : 622,055.73 = 246,813.89 : x
  2. Step 2: Convert to fraction form
    450,766.67/622,055.73 = 246,813.89/x
  3. Step 3: Cross multiply
    450,766.67x = 622,055.73 × 246,813.89
  4. Step 4: Simplify right side
    450,766.67x = 153,531,994,518.09
  5. Step 5: Solve for x
    x = 153,531,994,518.09/450,766.67
  6. Step 6: Final answer
    x = 340,601.92

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.