Home / 969,724.90-1,338,396.78-562,087.54

Finding the Fourth Proportional to 969,724.90, 1,338,396.78 and 562,087.54

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Solution

The fourth proportional to 969,724.90, 1,338,396.78 and 562,087.54 is: 775,783.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    969,724.90 : 1,338,396.78 = 562,087.54 : x
  2. Step 2: Convert to fraction form
    969,724.90/1,338,396.78 = 562,087.54/x
  3. Step 3: Cross multiply
    969,724.90x = 1,338,396.78 × 562,087.54
  4. Step 4: Simplify right side
    969,724.90x = 752,296,153,614.12
  5. Step 5: Solve for x
    x = 752,296,153,614.12/969,724.90
  6. Step 6: Final answer
    x = 775,783.06

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1.5x scale

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.