Finding the Fourth Proportional to 244,538.30, 366,916.80 and 118,129.70
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Solution
The fourth proportional to 244,538.30, 366,916.80 and 118,129.70 is: 177,247.37
Step by Step Solution
- Step 1: Write the proportion equation
244,538.30 : 366,916.80 = 118,129.70 : x - Step 2: Convert to fraction form
244,538.30/366,916.80 = 118,129.70/x - Step 3: Cross multiply
244,538.30x = 366,916.80 × 118,129.70 - Step 4: Simplify right side
244,538.30x = 43,343,771,508.96 - Step 5: Solve for x
x = 43,343,771,508.96/244,538.30 - Step 6: Final answer
x = 177,247.37
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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.