Finding the Fourth Proportional to 788,901.55, 1,183,549.14 and 227,936.05
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Solution
The fourth proportional to 788,901.55, 1,183,549.14 and 227,936.05 is: 341,960.94
Step by Step Solution
- Step 1: Write the proportion equation
788,901.55 : 1,183,549.14 = 227,936.05 : x - Step 2: Convert to fraction form
788,901.55/1,183,549.14 = 227,936.05/x - Step 3: Cross multiply
788,901.55x = 1,183,549.14 × 227,936.05 - Step 4: Simplify right side
788,901.55x = 269,773,515,952.50 - Step 5: Solve for x
x = 269,773,515,952.50/788,901.55 - Step 6: Final answer
x = 341,960.94
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1.5x scale
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.