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Finding the Fourth Proportional to 624,150.63, 861,334.10 and 337,676.88

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Solution

The fourth proportional to 624,150.63, 861,334.10 and 337,676.88 is: 465,997.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    624,150.63 : 861,334.10 = 337,676.88 : x
  2. Step 2: Convert to fraction form
    624,150.63/861,334.10 = 337,676.88/x
  3. Step 3: Cross multiply
    624,150.63x = 861,334.10 × 337,676.88
  4. Step 4: Simplify right side
    624,150.63x = 290,852,611,525.61
  5. Step 5: Solve for x
    x = 290,852,611,525.61/624,150.63
  6. Step 6: Final answer
    x = 465,997.47

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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.