Finding the Fourth Proportional to 438,232.60, 657,867.30 and 248,843.80
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Solution
The fourth proportional to 438,232.60, 657,867.30 and 248,843.80 is: 373,560.07
Step by Step Solution
- Step 1: Write the proportion equation
438,232.60 : 657,867.30 = 248,843.80 : x - Step 2: Convert to fraction form
438,232.60/657,867.30 = 248,843.80/x - Step 3: Cross multiply
438,232.60x = 657,867.30 × 248,843.80 - Step 4: Simplify right side
438,232.60x = 163,706,198,827.74 - Step 5: Solve for x
x = 163,706,198,827.74/438,232.60 - Step 6: Final answer
x = 373,560.07
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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.