Finding the Fourth Proportional to 314,302.68, 433,748.34 and 171,067.92
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Solution
The fourth proportional to 314,302.68, 433,748.34 and 171,067.92 is: 236,079.52
Step by Step Solution
- Step 1: Write the proportion equation
314,302.68 : 433,748.34 = 171,067.92 : x - Step 2: Convert to fraction form
314,302.68/433,748.34 = 171,067.92/x - Step 3: Cross multiply
314,302.68x = 433,748.34 × 171,067.92 - Step 4: Simplify right side
314,302.68x = 74,200,426,327.25 - Step 5: Solve for x
x = 74,200,426,327.25/314,302.68 - Step 6: Final answer
x = 236,079.52
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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.