Finding the Fourth Proportional to 568,632.12, 853,243.36 and 231,919.80
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Solution
The fourth proportional to 568,632.12, 853,243.36 and 231,919.80 is: 348,000.09
Step by Step Solution
- Step 1: Write the proportion equation
568,632.12 : 853,243.36 = 231,919.80 : x - Step 2: Convert to fraction form
568,632.12/853,243.36 = 231,919.80/x - Step 3: Cross multiply
568,632.12x = 853,243.36 × 231,919.80 - Step 4: Simplify right side
568,632.12x = 197,884,029,402.53 - Step 5: Solve for x
x = 197,884,029,402.53/568,632.12 - Step 6: Final answer
x = 348,000.09
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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.