Home / 885,306.60-1,325,991.60-684,977.40

Finding the Fourth Proportional to 885,306.60, 1,325,991.60 and 684,977.40

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Solution

The fourth proportional to 885,306.60, 1,325,991.60 and 684,977.40 is: 1,025,943.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    885,306.60 : 1,325,991.60 = 684,977.40 : x
  2. Step 2: Convert to fraction form
    885,306.60/1,325,991.60 = 684,977.40/x
  3. Step 3: Cross multiply
    885,306.60x = 1,325,991.60 × 684,977.40
  4. Step 4: Simplify right side
    885,306.60x = 908,274,278,589.84
  5. Step 5: Solve for x
    x = 908,274,278,589.84/885,306.60
  6. Step 6: Final answer
    x = 1,025,943.19

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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.