Finding the Fourth Proportional to 358,584.20, 537,876.30 and 225,873.80
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Solution
The fourth proportional to 358,584.20, 537,876.30 and 225,873.80 is: 338,810.70
Step by Step Solution
- Step 1: Write the proportion equation
358,584.20 : 537,876.30 = 225,873.80 : x - Step 2: Convert to fraction form
358,584.20/537,876.30 = 225,873.80/x - Step 3: Cross multiply
358,584.20x = 537,876.30 × 225,873.80 - Step 4: Simplify right side
358,584.20x = 121,492,163,810.94 - Step 5: Solve for x
x = 121,492,163,810.94/358,584.20 - Step 6: Final answer
x = 338,810.70
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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.