Finding the Fourth Proportional to 873,017.22, 1,204,751.42 and 491,043.09
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Solution
The fourth proportional to 873,017.22, 1,204,751.42 and 491,043.09 is: 677,632.53
Step by Step Solution
- Step 1: Write the proportion equation
873,017.22 : 1,204,751.42 = 491,043.09 : x - Step 2: Convert to fraction form
873,017.22/1,204,751.42 = 491,043.09/x - Step 3: Cross multiply
873,017.22x = 1,204,751.42 × 491,043.09 - Step 4: Simplify right side
873,017.22x = 591,584,866,624.82 - Step 5: Solve for x
x = 591,584,866,624.82/873,017.22 - Step 6: Final answer
x = 677,632.53
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.