Finding the Fourth Proportional to 367,657.59, 551,314.16 and 154,379.99
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Solution
The fourth proportional to 367,657.59, 551,314.16 and 154,379.99 is: 231,497.66
Step by Step Solution
- Step 1: Write the proportion equation
367,657.59 : 551,314.16 = 154,379.99 : x - Step 2: Convert to fraction form
367,657.59/551,314.16 = 154,379.99/x - Step 3: Cross multiply
367,657.59x = 551,314.16 × 154,379.99 - Step 4: Simplify right side
367,657.59x = 85,111,870,979.19 - Step 5: Solve for x
x = 85,111,870,979.19/367,657.59 - Step 6: Final answer
x = 231,497.66
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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.