Finding the Fourth Proportional to 832,845.30, 1,149,326.91 and 450,872.08
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Solution
The fourth proportional to 832,845.30, 1,149,326.91 and 450,872.08 is: 622,203.68
Step by Step Solution
- Step 1: Write the proportion equation
832,845.30 : 1,149,326.91 = 450,872.08 : x - Step 2: Convert to fraction form
832,845.30/1,149,326.91 = 450,872.08/x - Step 3: Cross multiply
832,845.30x = 1,149,326.91 × 450,872.08 - Step 4: Simplify right side
832,845.30x = 518,199,414,511.67 - Step 5: Solve for x
x = 518,199,414,511.67/832,845.30 - Step 6: Final answer
x = 622,203.68
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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.