Finding the Fourth Proportional to 584,703.98, 806,891.48 and 316,431.98
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Solution
The fourth proportional to 584,703.98, 806,891.48 and 316,431.98 is: 436,676.12
Step by Step Solution
- Step 1: Write the proportion equation
584,703.98 : 806,891.48 = 316,431.98 : x - Step 2: Convert to fraction form
584,703.98/806,891.48 = 316,431.98/x - Step 3: Cross multiply
584,703.98x = 806,891.48 × 316,431.98 - Step 4: Simplify right side
584,703.98x = 255,326,263,044.91 - Step 5: Solve for x
x = 255,326,263,044.91/584,703.98 - Step 6: Final answer
x = 436,676.12
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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.