Finding the Fourth Proportional to 791,251.18, 1,186,752.51 and 251,436.39
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Solution
The fourth proportional to 791,251.18, 1,186,752.51 and 251,436.39 is: 377,115.09
Step by Step Solution
- Step 1: Write the proportion equation
791,251.18 : 1,186,752.51 = 251,436.39 : x - Step 2: Convert to fraction form
791,251.18/1,186,752.51 = 251,436.39/x - Step 3: Cross multiply
791,251.18x = 1,186,752.51 × 251,436.39 - Step 4: Simplify right side
791,251.18x = 298,392,763,534.07 - Step 5: Solve for x
x = 298,392,763,534.07/791,251.18 - Step 6: Final answer
x = 377,115.09
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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.