Finding the Fourth Proportional to 272,992.23, 409,569.71 and 197,261.91
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Solution
The fourth proportional to 272,992.23, 409,569.71 and 197,261.91 is: 295,951.66
Step by Step Solution
- Step 1: Write the proportion equation
272,992.23 : 409,569.71 = 197,261.91 : x - Step 2: Convert to fraction form
272,992.23/409,569.71 = 197,261.91/x - Step 3: Cross multiply
272,992.23x = 409,569.71 × 197,261.91 - Step 4: Simplify right side
272,992.23x = 80,792,502,286.44 - Step 5: Solve for x
x = 80,792,502,286.44/272,992.23 - Step 6: Final answer
x = 295,951.66
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.