Finding the Fourth Proportional to 335,163.48, 502,587.18 and 121,780.94
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Solution
The fourth proportional to 335,163.48, 502,587.18 and 121,780.94 is: 182,613.98
Step by Step Solution
- Step 1: Write the proportion equation
335,163.48 : 502,587.18 = 121,780.94 : x - Step 2: Convert to fraction form
335,163.48/502,587.18 = 121,780.94/x - Step 3: Cross multiply
335,163.48x = 502,587.18 × 121,780.94 - Step 4: Simplify right side
335,163.48x = 61,205,536,699.41 - Step 5: Solve for x
x = 61,205,536,699.41/335,163.48 - Step 6: Final answer
x = 182,613.98
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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.