Finding the Fourth Proportional to 360,013.88, 540,097.20 and 123,293
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Solution
The fourth proportional to 360,013.88, 540,097.20 and 123,293 is: 184,965.66
Step by Step Solution
- Step 1: Write the proportion equation
360,013.88 : 540,097.20 = 123,293 : x - Step 2: Convert to fraction form
360,013.88/540,097.20 = 123,293/x - Step 3: Cross multiply
360,013.88x = 540,097.20 × 123,293 - Step 4: Simplify right side
360,013.88x = 66,590,204,079.60 - Step 5: Solve for x
x = 66,590,204,079.60/360,013.88 - Step 6: Final answer
x = 184,965.66
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1.5x scale
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.