Home / 827,243.37-1,141,418.77-482,923.04

Finding the Fourth Proportional to 827,243.37, 1,141,418.77 and 482,923.04

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Solution

The fourth proportional to 827,243.37, 1,141,418.77 and 482,923.04 is: 666,330.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    827,243.37 : 1,141,418.77 = 482,923.04 : x
  2. Step 2: Convert to fraction form
    827,243.37/1,141,418.77 = 482,923.04/x
  3. Step 3: Cross multiply
    827,243.37x = 1,141,418.77 × 482,923.04
  4. Step 4: Simplify right side
    827,243.37x = 551,217,415,407.06
  5. Step 5: Solve for x
    x = 551,217,415,407.06/827,243.37
  6. Step 6: Final answer
    x = 666,330.41

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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.