Finding the Fourth Proportional to 360,764.68, 497,784.48 and 199,589.62
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Solution
The fourth proportional to 360,764.68, 497,784.48 and 199,589.62 is: 275,394.52
Step by Step Solution
- Step 1: Write the proportion equation
360,764.68 : 497,784.48 = 199,589.62 : x - Step 2: Convert to fraction form
360,764.68/497,784.48 = 199,589.62/x - Step 3: Cross multiply
360,764.68x = 497,784.48 × 199,589.62 - Step 4: Simplify right side
360,764.68x = 99,352,615,205.10 - Step 5: Solve for x
x = 99,352,615,205.10/360,764.68 - Step 6: Final answer
x = 275,394.52
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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.