Finding the Fourth Proportional to 465,924.48, 699,209.84 and 213,235.84
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Solution
The fourth proportional to 465,924.48, 699,209.84 and 213,235.84 is: 320,001.64
Step by Step Solution
- Step 1: Write the proportion equation
465,924.48 : 699,209.84 = 213,235.84 : x - Step 2: Convert to fraction form
465,924.48/699,209.84 = 213,235.84/x - Step 3: Cross multiply
465,924.48x = 699,209.84 × 213,235.84 - Step 4: Simplify right side
465,924.48x = 149,096,597,568.67 - Step 5: Solve for x
x = 149,096,597,568.67/465,924.48 - Step 6: Final answer
x = 320,001.64
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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.