Finding the Fourth Proportional to 325,118.88, 487,629.09 and 88,479.99
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Solution
The fourth proportional to 325,118.88, 487,629.09 and 88,479.99 is: 132,706.59
Step by Step Solution
- Step 1: Write the proportion equation
325,118.88 : 487,629.09 = 88,479.99 : x - Step 2: Convert to fraction form
325,118.88/487,629.09 = 88,479.99/x - Step 3: Cross multiply
325,118.88x = 487,629.09 × 88,479.99 - Step 4: Simplify right side
325,118.88x = 43,145,417,006.91 - Step 5: Solve for x
x = 43,145,417,006.91/325,118.88 - Step 6: Final answer
x = 132,706.59
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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.