Finding the Fourth Proportional to 367,551.75, 551,184.84 and 142,882.44
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Solution
The fourth proportional to 367,551.75, 551,184.84 and 142,882.44 is: 214,268.15
Step by Step Solution
- Step 1: Write the proportion equation
367,551.75 : 551,184.84 = 142,882.44 : x - Step 2: Convert to fraction form
367,551.75/551,184.84 = 142,882.44/x - Step 3: Cross multiply
367,551.75x = 551,184.84 × 142,882.44 - Step 4: Simplify right side
367,551.75x = 78,754,634,830.21 - Step 5: Solve for x
x = 78,754,634,830.21/367,551.75 - Step 6: Final answer
x = 214,268.15
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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.