Finding the Fourth Proportional to 367,868.39, 551,987.26 and 168,170.99
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Solution
The fourth proportional to 367,868.39, 551,987.26 and 168,170.99 is: 252,340.90
Step by Step Solution
- Step 1: Write the proportion equation
367,868.39 : 551,987.26 = 168,170.99 : x - Step 2: Convert to fraction form
367,868.39/551,987.26 = 168,170.99/x - Step 3: Cross multiply
367,868.39x = 551,987.26 × 168,170.99 - Step 4: Simplify right side
367,868.39x = 92,828,240,801.22 - Step 5: Solve for x
x = 92,828,240,801.22/367,868.39 - Step 6: Final answer
x = 252,340.90
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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.