Finding the Fourth Proportional to 550,383.47, 759,612.21 and 335,648.09
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Solution
The fourth proportional to 550,383.47, 759,612.21 and 335,648.09 is: 463,244.99
Step by Step Solution
- Step 1: Write the proportion equation
550,383.47 : 759,612.21 = 335,648.09 : x - Step 2: Convert to fraction form
550,383.47/759,612.21 = 335,648.09/x - Step 3: Cross multiply
550,383.47x = 759,612.21 × 335,648.09 - Step 4: Simplify right side
550,383.47x = 254,962,384,799.42 - Step 5: Solve for x
x = 254,962,384,799.42/550,383.47 - Step 6: Final answer
x = 463,244.99
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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.