Finding the Fourth Proportional to 248,374.80, 372,450.12 and 70,839.63
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Solution
The fourth proportional to 248,374.80, 372,450.12 and 70,839.63 is: 106,227.48
Step by Step Solution
- Step 1: Write the proportion equation
248,374.80 : 372,450.12 = 70,839.63 : x - Step 2: Convert to fraction form
248,374.80/372,450.12 = 70,839.63/x - Step 3: Cross multiply
248,374.80x = 372,450.12 × 70,839.63 - Step 4: Simplify right side
248,374.80x = 26,384,228,694.26 - Step 5: Solve for x
x = 26,384,228,694.26/248,374.80 - Step 6: Final answer
x = 106,227.48
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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.