Finding the Fourth Proportional to 451,377.36, 677,075.76 and 214,743.96
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Solution
The fourth proportional to 451,377.36, 677,075.76 and 214,743.96 is: 322,120.56
Step by Step Solution
- Step 1: Write the proportion equation
451,377.36 : 677,075.76 = 214,743.96 : x - Step 2: Convert to fraction form
451,377.36/677,075.76 = 214,743.96/x - Step 3: Cross multiply
451,377.36x = 677,075.76 × 214,743.96 - Step 4: Simplify right side
451,377.36x = 145,397,929,922.41 - Step 5: Solve for x
x = 145,397,929,922.41/451,377.36 - Step 6: Final answer
x = 322,120.56
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.