Finding the Fourth Proportional to 845,511.75, 1,167,418.58 and 544,230.63
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Solution
The fourth proportional to 845,511.75, 1,167,418.58 and 544,230.63 is: 751,432.43
Step by Step Solution
- Step 1: Write the proportion equation
845,511.75 : 1,167,418.58 = 544,230.63 : x - Step 2: Convert to fraction form
845,511.75/1,167,418.58 = 544,230.63/x - Step 3: Cross multiply
845,511.75x = 1,167,418.58 × 544,230.63 - Step 4: Simplify right side
845,511.75x = 635,344,946,545.95 - Step 5: Solve for x
x = 635,344,946,545.95/845,511.75 - Step 6: Final answer
x = 751,432.43
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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.