Finding the Fourth Proportional to 304,659.68, 420,430.02 and 170,523.68
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Solution
The fourth proportional to 304,659.68, 420,430.02 and 170,523.68 is: 235,322.49
Step by Step Solution
- Step 1: Write the proportion equation
304,659.68 : 420,430.02 = 170,523.68 : x - Step 2: Convert to fraction form
304,659.68/420,430.02 = 170,523.68/x - Step 3: Cross multiply
304,659.68x = 420,430.02 × 170,523.68 - Step 4: Simplify right side
304,659.68x = 71,693,274,192.87 - Step 5: Solve for x
x = 71,693,274,192.87/304,659.68 - Step 6: Final answer
x = 235,322.49
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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.