Finding the Fourth Proportional to 284,980.68, 427,584.02 and 107,534.79
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Solution
The fourth proportional to 284,980.68, 427,584.02 and 107,534.79 is: 161,344.82
Step by Step Solution
- Step 1: Write the proportion equation
284,980.68 : 427,584.02 = 107,534.79 : x - Step 2: Convert to fraction form
284,980.68/427,584.02 = 107,534.79/x - Step 3: Cross multiply
284,980.68x = 427,584.02 × 107,534.79 - Step 4: Simplify right side
284,980.68x = 45,980,157,260.38 - Step 5: Solve for x
x = 45,980,157,260.38/284,980.68 - Step 6: Final answer
x = 161,344.82
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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.