Finding the Fourth Proportional to 367,620.66, 551,464.97 and 142,998.12
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Solution
The fourth proportional to 367,620.66, 551,464.97 and 142,998.12 is: 214,510.40
Step by Step Solution
- Step 1: Write the proportion equation
367,620.66 : 551,464.97 = 142,998.12 : x - Step 2: Convert to fraction form
367,620.66/551,464.97 = 142,998.12/x - Step 3: Cross multiply
367,620.66x = 551,464.97 × 142,998.12 - Step 4: Simplify right side
367,620.66x = 78,858,453,240.87 - Step 5: Solve for x
x = 78,858,453,240.87/367,620.66 - Step 6: Final answer
x = 214,510.40
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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.