Finding the Fourth Proportional to 694,647.99, 1,041,960.60 and 221,326.92
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Solution
The fourth proportional to 694,647.99, 1,041,960.60 and 221,326.92 is: 331,986.75
Step by Step Solution
- Step 1: Write the proportion equation
694,647.99 : 1,041,960.60 = 221,326.92 : x - Step 2: Convert to fraction form
694,647.99/1,041,960.60 = 221,326.92/x - Step 3: Cross multiply
694,647.99x = 1,041,960.60 × 221,326.92 - Step 4: Simplify right side
694,647.99x = 230,613,930,359.35 - Step 5: Solve for x
x = 230,613,930,359.35/694,647.99 - Step 6: Final answer
x = 331,986.75
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.