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Finding the Fourth Proportional to 622,226.60, 933,533.64 and 222,870.82

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Solution

The fourth proportional to 622,226.60, 933,533.64 and 222,870.82 is: 334,375.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    622,226.60 : 933,533.64 = 222,870.82 : x
  2. Step 2: Convert to fraction form
    622,226.60/933,533.64 = 222,870.82/x
  3. Step 3: Cross multiply
    622,226.60x = 933,533.64 × 222,870.82
  4. Step 4: Simplify right side
    622,226.60x = 208,057,407,844.39
  5. Step 5: Solve for x
    x = 208,057,407,844.39/622,226.60
  6. Step 6: Final answer
    x = 334,375.62

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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.