Finding the Fourth Proportional to 568,965.92, 853,343.28 and 209,058.08
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Solution
The fourth proportional to 568,965.92, 853,343.28 and 209,058.08 is: 313,548.32
Step by Step Solution
- Step 1: Write the proportion equation
568,965.92 : 853,343.28 = 209,058.08 : x - Step 2: Convert to fraction form
568,965.92/853,343.28 = 209,058.08/x - Step 3: Cross multiply
568,965.92x = 853,343.28 × 209,058.08 - Step 4: Simplify right side
568,965.92x = 178,398,307,697.70 - Step 5: Solve for x
x = 178,398,307,697.70/568,965.92 - Step 6: Final answer
x = 313,548.32
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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.