Home / 809,084.16-1,212,563.52-703,399.68

Finding the Fourth Proportional to 809,084.16, 1,212,563.52 and 703,399.68

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Solution

The fourth proportional to 809,084.16, 1,212,563.52 and 703,399.68 is: 1,054,175.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    809,084.16 : 1,212,563.52 = 703,399.68 : x
  2. Step 2: Convert to fraction form
    809,084.16/1,212,563.52 = 703,399.68/x
  3. Step 3: Cross multiply
    809,084.16x = 1,212,563.52 × 703,399.68
  4. Step 4: Simplify right side
    809,084.16x = 852,916,791,947.67
  5. Step 5: Solve for x
    x = 852,916,791,947.67/809,084.16
  6. Step 6: Final answer
    x = 1,054,175.61

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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.