Finding the Fourth Proportional to 269,965.77, 372,624.82 and 155,256.95
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Solution
The fourth proportional to 269,965.77, 372,624.82 and 155,256.95 is: 214,296.02
Step by Step Solution
- Step 1: Write the proportion equation
269,965.77 : 372,624.82 = 155,256.95 : x - Step 2: Convert to fraction form
269,965.77/372,624.82 = 155,256.95/x - Step 3: Cross multiply
269,965.77x = 372,624.82 × 155,256.95 - Step 4: Simplify right side
269,965.77x = 57,852,590,796.23 - Step 5: Solve for x
x = 57,852,590,796.23/269,965.77 - Step 6: Final answer
x = 214,296.02
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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.