Home / 722,245.64-1,083,365.76-216,804.44

Finding the Fourth Proportional to 722,245.64, 1,083,365.76 and 216,804.44

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Solution

The fourth proportional to 722,245.64, 1,083,365.76 and 216,804.44 is: 325,205.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    722,245.64 : 1,083,365.76 = 216,804.44 : x
  2. Step 2: Convert to fraction form
    722,245.64/1,083,365.76 = 216,804.44/x
  3. Step 3: Cross multiply
    722,245.64x = 1,083,365.76 × 216,804.44
  4. Step 4: Simplify right side
    722,245.64x = 234,878,506,911.97
  5. Step 5: Solve for x
    x = 234,878,506,911.97/722,245.64
  6. Step 6: Final answer
    x = 325,205.85

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.