Home / 890,143.83-1,335,215.33-591,207.93

Finding the Fourth Proportional to 890,143.83, 1,335,215.33 and 591,207.93

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Solution

The fourth proportional to 890,143.83, 1,335,215.33 and 591,207.93 is: 886,811.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    890,143.83 : 1,335,215.33 = 591,207.93 : x
  2. Step 2: Convert to fraction form
    890,143.83/1,335,215.33 = 591,207.93/x
  3. Step 3: Cross multiply
    890,143.83x = 1,335,215.33 × 591,207.93
  4. Step 4: Simplify right side
    890,143.83x = 789,389,891,353.57
  5. Step 5: Solve for x
    x = 789,389,891,353.57/890,143.83
  6. Step 6: Final answer
    x = 886,811.62

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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.