Finding the Fourth Proportional to 718,330.66, 1,078,197.20 and 593,245.19
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Solution
The fourth proportional to 718,330.66, 1,078,197.20 and 593,245.19 is: 890,446.89
Step by Step Solution
- Step 1: Write the proportion equation
718,330.66 : 1,078,197.20 = 593,245.19 : x - Step 2: Convert to fraction form
718,330.66/1,078,197.20 = 593,245.19/x - Step 3: Cross multiply
718,330.66x = 1,078,197.20 × 593,245.19 - Step 4: Simplify right side
718,330.66x = 639,635,299,805.24 - Step 5: Solve for x
x = 639,635,299,805.24/718,330.66 - Step 6: Final answer
x = 890,446.89
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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.