Finding the Fourth Proportional to 266,354.82, 367,553.70 and 145,472.04
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Solution
The fourth proportional to 266,354.82, 367,553.70 and 145,472.04 is: 200,742.70
Step by Step Solution
- Step 1: Write the proportion equation
266,354.82 : 367,553.70 = 145,472.04 : x - Step 2: Convert to fraction form
266,354.82/367,553.70 = 145,472.04/x - Step 3: Cross multiply
266,354.82x = 367,553.70 × 145,472.04 - Step 4: Simplify right side
266,354.82x = 53,468,786,548.55 - Step 5: Solve for x
x = 53,468,786,548.55/266,354.82 - Step 6: Final answer
x = 200,742.70
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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.