Finding the Fourth Proportional to 492,590.82, 737,778.96 and 299,943.42
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Solution
The fourth proportional to 492,590.82, 737,778.96 and 299,943.42 is: 449,240.90
Step by Step Solution
- Step 1: Write the proportion equation
492,590.82 : 737,778.96 = 299,943.42 : x - Step 2: Convert to fraction form
492,590.82/737,778.96 = 299,943.42/x - Step 3: Cross multiply
492,590.82x = 737,778.96 × 299,943.42 - Step 4: Simplify right side
492,590.82x = 221,291,944,466.44 - Step 5: Solve for x
x = 221,291,944,466.44/492,590.82 - Step 6: Final answer
x = 449,240.90
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.