Finding the Fourth Proportional to 299,514.08, 413,327.40 and 165,378.08
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Solution
The fourth proportional to 299,514.08, 413,327.40 and 165,378.08 is: 228,220.63
Step by Step Solution
- Step 1: Write the proportion equation
299,514.08 : 413,327.40 = 165,378.08 : x - Step 2: Convert to fraction form
299,514.08/413,327.40 = 165,378.08/x - Step 3: Cross multiply
299,514.08x = 413,327.40 × 165,378.08 - Step 4: Simplify right side
299,514.08x = 68,355,291,823.39 - Step 5: Solve for x
x = 68,355,291,823.39/299,514.08 - Step 6: Final answer
x = 228,220.63
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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.