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Finding the Fourth Proportional to 601,639.20, 902,458.80 and 246,907.80

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Solution

The fourth proportional to 601,639.20, 902,458.80 and 246,907.80 is: 370,361.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    601,639.20 : 902,458.80 = 246,907.80 : x
  2. Step 2: Convert to fraction form
    601,639.20/902,458.80 = 246,907.80/x
  3. Step 3: Cross multiply
    601,639.20x = 902,458.80 × 246,907.80
  4. Step 4: Simplify right side
    601,639.20x = 222,824,116,898.64
  5. Step 5: Solve for x
    x = 222,824,116,898.64/601,639.20
  6. Step 6: Final answer
    x = 370,361.70

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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.