Home / 772,940.49-1,066,668.93-466,974.33

Finding the Fourth Proportional to 772,940.49, 1,066,668.93 and 466,974.33

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Solution

The fourth proportional to 772,940.49, 1,066,668.93 and 466,974.33 is: 644,431.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    772,940.49 : 1,066,668.93 = 466,974.33 : x
  2. Step 2: Convert to fraction form
    772,940.49/1,066,668.93 = 466,974.33/x
  3. Step 3: Cross multiply
    772,940.49x = 1,066,668.93 × 466,974.33
  4. Step 4: Simplify right side
    772,940.49x = 498,107,008,918.57
  5. Step 5: Solve for x
    x = 498,107,008,918.57/772,940.49
  6. Step 6: Final answer
    x = 644,431.25

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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.