Finding the Fourth Proportional to 442,952.80, 664,234.80 and 176,624.80
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Solution
The fourth proportional to 442,952.80, 664,234.80 and 176,624.80 is: 264,859.68
Step by Step Solution
- Step 1: Write the proportion equation
442,952.80 : 664,234.80 = 176,624.80 : x - Step 2: Convert to fraction form
442,952.80/664,234.80 = 176,624.80/x - Step 3: Cross multiply
442,952.80x = 664,234.80 × 176,624.80 - Step 4: Simplify right side
442,952.80x = 117,320,338,703.04 - Step 5: Solve for x
x = 117,320,338,703.04/442,952.80 - Step 6: Final answer
x = 264,859.68
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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.