Finding the Fourth Proportional to 424,181.64, 585,381.84 and 233,199.84
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Solution
The fourth proportional to 424,181.64, 585,381.84 and 233,199.84 is: 321,821.92
Step by Step Solution
- Step 1: Write the proportion equation
424,181.64 : 585,381.84 = 233,199.84 : x - Step 2: Convert to fraction form
424,181.64/585,381.84 = 233,199.84/x - Step 3: Cross multiply
424,181.64x = 585,381.84 × 233,199.84 - Step 4: Simplify right side
424,181.64x = 136,510,951,426.91 - Step 5: Solve for x
x = 136,510,951,426.91/424,181.64 - Step 6: Final answer
x = 321,821.92
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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.