Finding the Fourth Proportional to 273,409.78, 377,296.68 and 149,226.00
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Solution
The fourth proportional to 273,409.78, 377,296.68 and 149,226.00 is: 205,927.07
Step by Step Solution
- Step 1: Write the proportion equation
273,409.78 : 377,296.68 = 149,226.00 : x - Step 2: Convert to fraction form
273,409.78/377,296.68 = 149,226.00/x - Step 3: Cross multiply
273,409.78x = 377,296.68 × 149,226.00 - Step 4: Simplify right side
273,409.78x = 56,302,473,514.41 - Step 5: Solve for x
x = 56,302,473,514.41/273,409.78 - Step 6: Final answer
x = 205,927.07
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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.