Finding the Fourth Proportional to 266,455.11, 367,703.65 and 145,593.79
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Solution
The fourth proportional to 266,455.11, 367,703.65 and 145,593.79 is: 200,917.03
Step by Step Solution
- Step 1: Write the proportion equation
266,455.11 : 367,703.65 = 145,593.79 : x - Step 2: Convert to fraction form
266,455.11/367,703.65 = 145,593.79/x - Step 3: Cross multiply
266,455.11x = 367,703.65 × 145,593.79 - Step 4: Simplify right side
266,455.11x = 53,535,368,000.33 - Step 5: Solve for x
x = 53,535,368,000.33/266,455.11 - Step 6: Final answer
x = 200,917.03
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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.