Finding the Fourth Proportional to 574,881.44, 793,360.91 and 320,232.74
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Solution
The fourth proportional to 574,881.44, 793,360.91 and 320,232.74 is: 441,934.84
Step by Step Solution
- Step 1: Write the proportion equation
574,881.44 : 793,360.91 = 320,232.74 : x - Step 2: Convert to fraction form
574,881.44/793,360.91 = 320,232.74/x - Step 3: Cross multiply
574,881.44x = 793,360.91 × 320,232.74 - Step 4: Simplify right side
574,881.44x = 254,060,138,018.19 - Step 5: Solve for x
x = 254,060,138,018.19/574,881.44 - Step 6: Final answer
x = 441,934.84
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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.