Finding the Fourth Proportional to 445,252.88, 614,511.96 and 275,541.68
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Solution
The fourth proportional to 445,252.88, 614,511.96 and 275,541.68 is: 380,286.50
Step by Step Solution
- Step 1: Write the proportion equation
445,252.88 : 614,511.96 = 275,541.68 : x - Step 2: Convert to fraction form
445,252.88/614,511.96 = 275,541.68/x - Step 3: Cross multiply
445,252.88x = 614,511.96 × 275,541.68 - Step 4: Simplify right side
445,252.88x = 169,323,657,838.49 - Step 5: Solve for x
x = 169,323,657,838.49/445,252.88 - Step 6: Final answer
x = 380,286.50
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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.