Finding the Fourth Proportional to 330,519.75, 456,117.26 and 179,616.75
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Solution
The fourth proportional to 330,519.75, 456,117.26 and 179,616.75 is: 247,871.12
Step by Step Solution
- Step 1: Write the proportion equation
330,519.75 : 456,117.26 = 179,616.75 : x - Step 2: Convert to fraction form
330,519.75/456,117.26 = 179,616.75/x - Step 3: Cross multiply
330,519.75x = 456,117.26 × 179,616.75 - Step 4: Simplify right side
330,519.75x = 81,926,299,860.11 - Step 5: Solve for x
x = 81,926,299,860.11/330,519.75 - Step 6: Final answer
x = 247,871.12
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.