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Finding the Fourth Proportional to 609,046.39, 840,485.62 and 337,133.04

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Solution

The fourth proportional to 609,046.39, 840,485.62 and 337,133.04 is: 465,244.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    609,046.39 : 840,485.62 = 337,133.04 : x
  2. Step 2: Convert to fraction form
    609,046.39/840,485.62 = 337,133.04/x
  3. Step 3: Cross multiply
    609,046.39x = 840,485.62 × 337,133.04
  4. Step 4: Simplify right side
    609,046.39x = 283,355,467,520.11
  5. Step 5: Solve for x
    x = 283,355,467,520.11/609,046.39
  6. Step 6: Final answer
    x = 465,244.47

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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.