Finding the Fourth Proportional to 269,976.08, 372,581.52 and 155,253.36
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Solution
The fourth proportional to 269,976.08, 372,581.52 and 155,253.36 is: 214,257.99
Step by Step Solution
- Step 1: Write the proportion equation
269,976.08 : 372,581.52 = 155,253.36 : x - Step 2: Convert to fraction form
269,976.08/372,581.52 = 155,253.36/x - Step 3: Cross multiply
269,976.08x = 372,581.52 × 155,253.36 - Step 4: Simplify right side
269,976.08x = 57,844,532,853.91 - Step 5: Solve for x
x = 57,844,532,853.91/269,976.08 - Step 6: Final answer
x = 214,257.99
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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.