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Finding the Fourth Proportional to 609,269.85, 840,823.47 and 337,367.84

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Solution

The fourth proportional to 609,269.85, 840,823.47 and 337,367.84 is: 465,584.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    609,269.85 : 840,823.47 = 337,367.84 : x
  2. Step 2: Convert to fraction form
    609,269.85/840,823.47 = 337,367.84/x
  3. Step 3: Cross multiply
    609,269.85x = 840,823.47 × 337,367.84
  4. Step 4: Simplify right side
    609,269.85x = 283,666,793,691.09
  5. Step 5: Solve for x
    x = 283,666,793,691.09/609,269.85
  6. Step 6: Final answer
    x = 465,584.82

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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.