Finding the Fourth Proportional to 426,261.14, 639,674.07 and 234,269.63
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Solution
The fourth proportional to 426,261.14, 639,674.07 and 234,269.63 is: 351,559.63
Step by Step Solution
- Step 1: Write the proportion equation
426,261.14 : 639,674.07 = 234,269.63 : x - Step 2: Convert to fraction form
426,261.14/639,674.07 = 234,269.63/x - Step 3: Cross multiply
426,261.14x = 639,674.07 × 234,269.63 - Step 4: Simplify right side
426,261.14x = 149,856,207,699.49 - Step 5: Solve for x
x = 149,856,207,699.49/426,261.14 - Step 6: Final answer
x = 351,559.63
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.