Finding the Fourth Proportional to 259,543.44, 358,178.52 and 150,639.62
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Solution
The fourth proportional to 259,543.44, 358,178.52 and 150,639.62 is: 207,887.65
Step by Step Solution
- Step 1: Write the proportion equation
259,543.44 : 358,178.52 = 150,639.62 : x - Step 2: Convert to fraction form
259,543.44/358,178.52 = 150,639.62/x - Step 3: Cross multiply
259,543.44x = 358,178.52 × 150,639.62 - Step 4: Simplify right side
259,543.44x = 53,955,874,918.97 - Step 5: Solve for x
x = 53,955,874,918.97/259,543.44 - Step 6: Final answer
x = 207,887.65
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.