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Finding the Fourth Proportional to 492,392.04, 737,946.46 and 222,319.40

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Solution

The fourth proportional to 492,392.04, 737,946.46 and 222,319.40 is: 333,189.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    492,392.04 : 737,946.46 = 222,319.40 : x
  2. Step 2: Convert to fraction form
    492,392.04/737,946.46 = 222,319.40/x
  3. Step 3: Cross multiply
    492,392.04x = 737,946.46 × 222,319.40
  4. Step 4: Simplify right side
    492,392.04x = 164,059,814,219.32
  5. Step 5: Solve for x
    x = 164,059,814,219.32/492,392.04
  6. Step 6: Final answer
    x = 333,189.41

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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.