Finding the Fourth Proportional to 845,468.97, 1,166,703.12 and 482,821.98
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Solution
The fourth proportional to 845,468.97, 1,166,703.12 and 482,821.98 is: 666,269.17
Step by Step Solution
- Step 1: Write the proportion equation
845,468.97 : 1,166,703.12 = 482,821.98 : x - Step 2: Convert to fraction form
845,468.97/1,166,703.12 = 482,821.98/x - Step 3: Cross multiply
845,468.97x = 1,166,703.12 × 482,821.98 - Step 4: Simplify right side
845,468.97x = 563,309,910,470.58 - Step 5: Solve for x
x = 563,309,910,470.58/845,468.97 - Step 6: Final answer
x = 666,269.17
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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.