Finding the Fourth Proportional to 272,294.82, 375,738.08 and 151,416.58
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Solution
The fourth proportional to 272,294.82, 375,738.08 and 151,416.58 is: 208,938.88
Step by Step Solution
- Step 1: Write the proportion equation
272,294.82 : 375,738.08 = 151,416.58 : x - Step 2: Convert to fraction form
272,294.82/375,738.08 = 151,416.58/x - Step 3: Cross multiply
272,294.82x = 375,738.08 × 151,416.58 - Step 4: Simplify right side
272,294.82x = 56,892,975,049.37 - Step 5: Solve for x
x = 56,892,975,049.37/272,294.82 - Step 6: Final answer
x = 208,938.88
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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.