Finding the Fourth Proportional to 361,320.62, 498,582.05 and 200,135.66
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Solution
The fourth proportional to 361,320.62, 498,582.05 and 200,135.66 is: 276,164.82
Step by Step Solution
- Step 1: Write the proportion equation
361,320.62 : 498,582.05 = 200,135.66 : x - Step 2: Convert to fraction form
361,320.62/498,582.05 = 200,135.66/x - Step 3: Cross multiply
361,320.62x = 498,582.05 × 200,135.66 - Step 4: Simplify right side
361,320.62x = 99,784,044,147.31 - Step 5: Solve for x
x = 99,784,044,147.31/361,320.62 - Step 6: Final answer
x = 276,164.82
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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.