Finding the Fourth Proportional to 266,226.39, 367,407.36 and 145,378.94
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Solution
The fourth proportional to 266,226.39, 367,407.36 and 145,378.94 is: 200,631.09
Step by Step Solution
- Step 1: Write the proportion equation
266,226.39 : 367,407.36 = 145,378.94 : x - Step 2: Convert to fraction form
266,226.39/367,407.36 = 145,378.94/x - Step 3: Cross multiply
266,226.39x = 367,407.36 × 145,378.94 - Step 4: Simplify right side
266,226.39x = 53,413,290,707.96 - Step 5: Solve for x
x = 53,413,290,707.96/266,226.39 - Step 6: Final answer
x = 200,631.09
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1.5x scale
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.