Home / 893,826.55-1,233,504.98-485,955.83

Finding the Fourth Proportional to 893,826.55, 1,233,504.98 and 485,955.83

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Solution

The fourth proportional to 893,826.55, 1,233,504.98 and 485,955.83 is: 670,632.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    893,826.55 : 1,233,504.98 = 485,955.83 : x
  2. Step 2: Convert to fraction form
    893,826.55/1,233,504.98 = 485,955.83/x
  3. Step 3: Cross multiply
    893,826.55x = 1,233,504.98 × 485,955.83
  4. Step 4: Simplify right side
    893,826.55x = 599,428,936,365.03
  5. Step 5: Solve for x
    x = 599,428,936,365.03/893,826.55
  6. Step 6: Final answer
    x = 670,632.28

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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.