Finding the Fourth Proportional to 270,264.74, 372,962.88 and 149,409.09
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Solution
The fourth proportional to 270,264.74, 372,962.88 and 149,409.09 is: 206,183.19
Step by Step Solution
- Step 1: Write the proportion equation
270,264.74 : 372,962.88 = 149,409.09 : x - Step 2: Convert to fraction form
270,264.74/372,962.88 = 149,409.09/x - Step 3: Cross multiply
270,264.74x = 372,962.88 × 149,409.09 - Step 4: Simplify right side
270,264.74x = 55,724,044,504.58 - Step 5: Solve for x
x = 55,724,044,504.58/270,264.74 - Step 6: Final answer
x = 206,183.19
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.