Finding the Fourth Proportional to 484,125.80, 726,188.70 and 247,389.80
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Solution
The fourth proportional to 484,125.80, 726,188.70 and 247,389.80 is: 371,084.70
Step by Step Solution
- Step 1: Write the proportion equation
484,125.80 : 726,188.70 = 247,389.80 : x - Step 2: Convert to fraction form
484,125.80/726,188.70 = 247,389.80/x - Step 3: Cross multiply
484,125.80x = 726,188.70 × 247,389.80 - Step 4: Simplify right side
484,125.80x = 179,651,677,255.26 - Step 5: Solve for x
x = 179,651,677,255.26/484,125.80 - Step 6: Final answer
x = 371,084.70
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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.