Finding the Fourth Proportional to 284,818.60, 427,112.70 and 97,733.80
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Solution
The fourth proportional to 284,818.60, 427,112.70 and 97,733.80 is: 146,561.17
Step by Step Solution
- Step 1: Write the proportion equation
284,818.60 : 427,112.70 = 97,733.80 : x - Step 2: Convert to fraction form
284,818.60/427,112.70 = 97,733.80/x - Step 3: Cross multiply
284,818.60x = 427,112.70 × 97,733.80 - Step 4: Simplify right side
284,818.60x = 41,743,347,199.26 - Step 5: Solve for x
x = 41,743,347,199.26/284,818.60 - Step 6: Final answer
x = 146,561.17
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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.