Finding the Fourth Proportional to 266,402.39, 397,660.18 and 232,771.80
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Solution
The fourth proportional to 266,402.39, 397,660.18 and 232,771.80 is: 347,459.63
Step by Step Solution
- Step 1: Write the proportion equation
266,402.39 : 397,660.18 = 232,771.80 : x - Step 2: Convert to fraction form
266,402.39/397,660.18 = 232,771.80/x - Step 3: Cross multiply
266,402.39x = 397,660.18 × 232,771.80 - Step 4: Simplify right side
266,402.39x = 92,564,074,480.55 - Step 5: Solve for x
x = 92,564,074,480.55/266,402.39 - Step 6: Final answer
x = 347,459.63
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Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.