Finding the Fourth Proportional to 409,675.68, 614,512.80 and 160,182.72
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Solution
The fourth proportional to 409,675.68, 614,512.80 and 160,182.72 is: 240,273.80
Step by Step Solution
- Step 1: Write the proportion equation
409,675.68 : 614,512.80 = 160,182.72 : x - Step 2: Convert to fraction form
409,675.68/614,512.80 = 160,182.72/x - Step 3: Cross multiply
409,675.68x = 614,512.80 × 160,182.72 - Step 4: Simplify right side
409,675.68x = 98,434,331,778.82 - Step 5: Solve for x
x = 98,434,331,778.82/409,675.68 - Step 6: Final answer
x = 240,273.80
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.