Finding the Fourth Proportional to 284,383.62, 392,452.71 and 157,058.82
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Solution
The fourth proportional to 284,383.62, 392,452.71 and 157,058.82 is: 216,743.00
Step by Step Solution
- Step 1: Write the proportion equation
284,383.62 : 392,452.71 = 157,058.82 : x - Step 2: Convert to fraction form
284,383.62/392,452.71 = 157,058.82/x - Step 3: Cross multiply
284,383.62x = 392,452.71 × 157,058.82 - Step 4: Simplify right side
284,383.62x = 61,638,159,538.40 - Step 5: Solve for x
x = 61,638,159,538.40/284,383.62 - Step 6: Final answer
x = 216,743.00
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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.