Finding the Fourth Proportional to 775,670.99, 1,163,506.48 and 243,234.90
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Solution
The fourth proportional to 775,670.99, 1,163,506.48 and 243,234.90 is: 364,852.35
Step by Step Solution
- Step 1: Write the proportion equation
775,670.99 : 1,163,506.48 = 243,234.90 : x - Step 2: Convert to fraction form
775,670.99/1,163,506.48 = 243,234.90/x - Step 3: Cross multiply
775,670.99x = 1,163,506.48 × 243,234.90 - Step 4: Simplify right side
775,670.99x = 283,005,381,704.07 - Step 5: Solve for x
x = 283,005,381,704.07/775,670.99 - Step 6: Final answer
x = 364,852.35
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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.