Home / 969,975.42-1,338,566.48-562,313.61

Finding the Fourth Proportional to 969,975.42, 1,338,566.48 and 562,313.61

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Solution

The fourth proportional to 969,975.42, 1,338,566.48 and 562,313.61 is: 775,993.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    969,975.42 : 1,338,566.48 = 562,313.61 : x
  2. Step 2: Convert to fraction form
    969,975.42/1,338,566.48 = 562,313.61/x
  3. Step 3: Cross multiply
    969,975.42x = 1,338,566.48 × 562,313.61
  4. Step 4: Simplify right side
    969,975.42x = 752,694,146,782.23
  5. Step 5: Solve for x
    x = 752,694,146,782.23/969,975.42
  6. Step 6: Final answer
    x = 775,993.01

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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.