Finding the Fourth Proportional to 282,054.88, 422,684.53 and 155,751.99
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Solution
The fourth proportional to 282,054.88, 422,684.53 and 155,751.99 is: 233,408.32
Step by Step Solution
- Step 1: Write the proportion equation
282,054.88 : 422,684.53 = 155,751.99 : x - Step 2: Convert to fraction form
282,054.88/422,684.53 = 155,751.99/x - Step 3: Cross multiply
282,054.88x = 422,684.53 × 155,751.99 - Step 4: Simplify right side
282,054.88x = 65,833,955,904.07 - Step 5: Solve for x
x = 65,833,955,904.07/282,054.88 - Step 6: Final answer
x = 233,408.32
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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.