Finding the Fourth Proportional to 850,377.45, 1,173,107.46 and 544,208.38
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Solution
The fourth proportional to 850,377.45, 1,173,107.46 and 544,208.38 is: 750,742.99
Step by Step Solution
- Step 1: Write the proportion equation
850,377.45 : 1,173,107.46 = 544,208.38 : x - Step 2: Convert to fraction form
850,377.45/1,173,107.46 = 544,208.38/x - Step 3: Cross multiply
850,377.45x = 1,173,107.46 × 544,208.38 - Step 4: Simplify right side
850,377.45x = 638,414,910,372.52 - Step 5: Solve for x
x = 638,414,910,372.52/850,377.45 - Step 6: Final answer
x = 750,742.99
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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.