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Finding the Fourth Proportional to 609,324.96, 840,877.30 and 337,392.34

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Solution

The fourth proportional to 609,324.96, 840,877.30 and 337,392.34 is: 465,606.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    609,324.96 : 840,877.30 = 337,392.34 : x
  2. Step 2: Convert to fraction form
    609,324.96/840,877.30 = 337,392.34/x
  3. Step 3: Cross multiply
    609,324.96x = 840,877.30 × 337,392.34
  4. Step 4: Simplify right side
    609,324.96x = 283,705,558,219.43
  5. Step 5: Solve for x
    x = 283,705,558,219.43/609,324.96
  6. Step 6: Final answer
    x = 465,606.33

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1.5x scale

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.