Finding the Fourth Proportional to 499,791.18, 689,727.66 and 273,436.68
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Solution
The fourth proportional to 499,791.18, 689,727.66 and 273,436.68 is: 377,351.28
Step by Step Solution
- Step 1: Write the proportion equation
499,791.18 : 689,727.66 = 273,436.68 : x - Step 2: Convert to fraction form
499,791.18/689,727.66 = 273,436.68/x - Step 3: Cross multiply
499,791.18x = 689,727.66 × 273,436.68 - Step 4: Simplify right side
499,791.18x = 188,596,841,454.57 - Step 5: Solve for x
x = 188,596,841,454.57/499,791.18 - Step 6: Final answer
x = 377,351.28
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.