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Finding the Fourth Proportional to 488,903.04, 733,422.60 and 222,730.56

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Solution

The fourth proportional to 488,903.04, 733,422.60 and 222,730.56 is: 334,126.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    488,903.04 : 733,422.60 = 222,730.56 : x
  2. Step 2: Convert to fraction form
    488,903.04/733,422.60 = 222,730.56/x
  3. Step 3: Cross multiply
    488,903.04x = 733,422.60 × 222,730.56
  4. Step 4: Simplify right side
    488,903.04x = 163,355,626,414.66
  5. Step 5: Solve for x
    x = 163,355,626,414.66/488,903.04
  6. Step 6: Final answer
    x = 334,126.84

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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.