Home / 969,845.80-1,338,746.34-833,333.80

Finding the Fourth Proportional to 969,845.80, 1,338,746.34 and 833,333.80

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Solution

The fourth proportional to 969,845.80, 1,338,746.34 and 833,333.80 is: 1,150,309.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    969,845.80 : 1,338,746.34 = 833,333.80 : x
  2. Step 2: Convert to fraction form
    969,845.80/1,338,746.34 = 833,333.80/x
  3. Step 3: Cross multiply
    969,845.80x = 1,338,746.34 × 833,333.80
  4. Step 4: Simplify right side
    969,845.80x = 1,115,622,574,748.29
  5. Step 5: Solve for x
    x = 1,115,622,574,748.29/969,845.80
  6. Step 6: Final answer
    x = 1,150,309.23

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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.