Finding the Fourth Proportional to 821,178.18, 1,232,157.15 and 568,846.98
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Solution
The fourth proportional to 821,178.18, 1,232,157.15 and 568,846.98 is: 853,540.55
Step by Step Solution
- Step 1: Write the proportion equation
821,178.18 : 1,232,157.15 = 568,846.98 : x - Step 2: Convert to fraction form
821,178.18/1,232,157.15 = 568,846.98/x - Step 3: Cross multiply
821,178.18x = 1,232,157.15 × 568,846.98 - Step 4: Simplify right side
821,178.18x = 700,908,873,662.91 - Step 5: Solve for x
x = 700,908,873,662.91/821,178.18 - Step 6: Final answer
x = 853,540.55
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.