Finding the Fourth Proportional to 273,270.43, 407,188.97 and 243,459.19
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Solution
The fourth proportional to 273,270.43, 407,188.97 and 243,459.19 is: 362,768.47
Step by Step Solution
- Step 1: Write the proportion equation
273,270.43 : 407,188.97 = 243,459.19 : x - Step 2: Convert to fraction form
273,270.43/407,188.97 = 243,459.19/x - Step 3: Cross multiply
273,270.43x = 407,188.97 × 243,459.19 - Step 4: Simplify right side
273,270.43x = 99,133,896,813.13 - Step 5: Solve for x
x = 99,133,896,813.13/273,270.43 - Step 6: Final answer
x = 362,768.47
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Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.