Finding the Fourth Proportional to 248,447.79, 372,670.07 and 148,635.95
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Solution
The fourth proportional to 248,447.79, 372,670.07 and 148,635.95 is: 222,952.95
Step by Step Solution
- Step 1: Write the proportion equation
248,447.79 : 372,670.07 = 148,635.95 : x - Step 2: Convert to fraction form
248,447.79/372,670.07 = 148,635.95/x - Step 3: Cross multiply
248,447.79x = 372,670.07 × 148,635.95 - Step 4: Simplify right side
248,447.79x = 55,392,167,284.49 - Step 5: Solve for x
x = 55,392,167,284.49/248,447.79 - Step 6: Final answer
x = 222,952.95
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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.