Finding the Fourth Proportional to 878,251.82, 1,211,520.00 and 534,192.98
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Solution
The fourth proportional to 878,251.82, 1,211,520.00 and 534,192.98 is: 736,901.95
Step by Step Solution
- Step 1: Write the proportion equation
878,251.82 : 1,211,520.00 = 534,192.98 : x - Step 2: Convert to fraction form
878,251.82/1,211,520.00 = 534,192.98/x - Step 3: Cross multiply
878,251.82x = 1,211,520.00 × 534,192.98 - Step 4: Simplify right side
878,251.82x = 647,185,474,511.81 - Step 5: Solve for x
x = 647,185,474,511.81/878,251.82 - Step 6: Final answer
x = 736,901.95
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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.