Finding the Fourth Proportional to 460,699.58, 635,755.84 and 256,769.12
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Solution
The fourth proportional to 460,699.58, 635,755.84 and 256,769.12 is: 354,336.05
Step by Step Solution
- Step 1: Write the proportion equation
460,699.58 : 635,755.84 = 256,769.12 : x - Step 2: Convert to fraction form
460,699.58/635,755.84 = 256,769.12/x - Step 3: Cross multiply
460,699.58x = 635,755.84 × 256,769.12 - Step 4: Simplify right side
460,699.58x = 163,242,468,519.13 - Step 5: Solve for x
x = 163,242,468,519.13/460,699.58 - Step 6: Final answer
x = 354,336.05
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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.