Finding the Fourth Proportional to 296,902.35, 409,780.08 and 169,577.94
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Solution
The fourth proportional to 296,902.35, 409,780.08 and 169,577.94 is: 234,048.88
Step by Step Solution
- Step 1: Write the proportion equation
296,902.35 : 409,780.08 = 169,577.94 : x - Step 2: Convert to fraction form
296,902.35/409,780.08 = 169,577.94/x - Step 3: Cross multiply
296,902.35x = 409,780.08 × 169,577.94 - Step 4: Simplify right side
296,902.35x = 69,489,661,819.44 - Step 5: Solve for x
x = 69,489,661,819.44/296,902.35 - Step 6: Final answer
x = 234,048.88
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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.