Finding the Fourth Proportional to 911,241.75, 1,366,853.26 and 526,745.95
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Solution
The fourth proportional to 911,241.75, 1,366,853.26 and 526,745.95 is: 790,113.51
Step by Step Solution
- Step 1: Write the proportion equation
911,241.75 : 1,366,853.26 = 526,745.95 : x - Step 2: Convert to fraction form
911,241.75/1,366,853.26 = 526,745.95/x - Step 3: Cross multiply
911,241.75x = 1,366,853.26 × 526,745.95 - Step 4: Simplify right side
911,241.75x = 719,984,414,607.00 - Step 5: Solve for x
x = 719,984,414,607.00/911,241.75 - Step 6: Final answer
x = 790,113.51
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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.