Finding the Fourth Proportional to 697,837.92, 1,046,756.88 and 192,402.78
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Solution
The fourth proportional to 697,837.92, 1,046,756.88 and 192,402.78 is: 288,604.17
Step by Step Solution
- Step 1: Write the proportion equation
697,837.92 : 1,046,756.88 = 192,402.78 : x - Step 2: Convert to fraction form
697,837.92/1,046,756.88 = 192,402.78/x - Step 3: Cross multiply
697,837.92x = 1,046,756.88 × 192,402.78 - Step 4: Simplify right side
697,837.92x = 201,398,933,696.13 - Step 5: Solve for x
x = 201,398,933,696.13/697,837.92 - Step 6: Final answer
x = 288,604.17
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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.