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Finding the Fourth Proportional to 890,168.88, 1,335,252.92 and 591,233

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Solution

The fourth proportional to 890,168.88, 1,335,252.92 and 591,233 is: 886,849.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    890,168.88 : 1,335,252.92 = 591,233 : x
  2. Step 2: Convert to fraction form
    890,168.88/1,335,252.92 = 591,233/x
  3. Step 3: Cross multiply
    890,168.88x = 1,335,252.92 × 591,233
  4. Step 4: Simplify right side
    890,168.88x = 789,445,589,650.36
  5. Step 5: Solve for x
    x = 789,445,589,650.36/890,168.88
  6. Step 6: Final answer
    x = 886,849.23

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1.5x scale

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.