Finding the Fourth Proportional to 370,838.40, 556,257.60 and 366,901.80
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Solution
The fourth proportional to 370,838.40, 556,257.60 and 366,901.80 is: 550,352.70
Step by Step Solution
- Step 1: Write the proportion equation
370,838.40 : 556,257.60 = 366,901.80 : x - Step 2: Convert to fraction form
370,838.40/556,257.60 = 366,901.80/x - Step 3: Cross multiply
370,838.40x = 556,257.60 × 366,901.80 - Step 4: Simplify right side
370,838.40x = 204,091,914,703.68 - Step 5: Solve for x
x = 204,091,914,703.68/370,838.40 - Step 6: Final answer
x = 550,352.70
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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.