Finding the Fourth Proportional to 416,644.44, 624,779.82 and 248,244.06
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Solution
The fourth proportional to 416,644.44, 624,779.82 and 248,244.06 is: 372,254.77
Step by Step Solution
- Step 1: Write the proportion equation
416,644.44 : 624,779.82 = 248,244.06 : x - Step 2: Convert to fraction form
416,644.44/624,779.82 = 248,244.06/x - Step 3: Cross multiply
416,644.44x = 624,779.82 × 248,244.06 - Step 4: Simplify right side
416,644.44x = 155,097,879,122.87 - Step 5: Solve for x
x = 155,097,879,122.87/416,644.44 - Step 6: Final answer
x = 372,254.77
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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.