Finding the Fourth Proportional to 302,514.48, 417,431.88 and 175,188.96
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Solution
The fourth proportional to 302,514.48, 417,431.88 and 175,188.96 is: 241,738.70
Step by Step Solution
- Step 1: Write the proportion equation
302,514.48 : 417,431.88 = 175,188.96 : x - Step 2: Convert to fraction form
302,514.48/417,431.88 = 175,188.96/x - Step 3: Cross multiply
302,514.48x = 417,431.88 × 175,188.96 - Step 4: Simplify right side
302,514.48x = 73,129,456,928.04 - Step 5: Solve for x
x = 73,129,456,928.04/302,514.48 - Step 6: Final answer
x = 241,738.70
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1.5x scale
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.