Finding the Fourth Proportional to 598,071.78, 897,197.27 and 193,128.68
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Solution
The fourth proportional to 598,071.78, 897,197.27 and 193,128.68 is: 289,721.95
Step by Step Solution
- Step 1: Write the proportion equation
598,071.78 : 897,197.27 = 193,128.68 : x - Step 2: Convert to fraction form
598,071.78/897,197.27 = 193,128.68/x - Step 3: Cross multiply
598,071.78x = 897,197.27 × 193,128.68 - Step 4: Simplify right side
598,071.78x = 173,274,524,454.70 - Step 5: Solve for x
x = 173,274,524,454.70/598,071.78 - Step 6: Final answer
x = 289,721.95
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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.