Finding the Fourth Proportional to 484,861.36, 726,490.12 and 247,878.04
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Solution
The fourth proportional to 484,861.36, 726,490.12 and 247,878.04 is: 371,407.09
Step by Step Solution
- Step 1: Write the proportion equation
484,861.36 : 726,490.12 = 247,878.04 : x - Step 2: Convert to fraction form
484,861.36/726,490.12 = 247,878.04/x - Step 3: Cross multiply
484,861.36x = 726,490.12 × 247,878.04 - Step 4: Simplify right side
484,861.36x = 180,080,947,024.97 - Step 5: Solve for x
x = 180,080,947,024.97/484,861.36 - Step 6: Final answer
x = 371,407.09
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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.