Finding the Fourth Proportional to 410,315.74, 615,504.74 and 110,791.96
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Solution
The fourth proportional to 410,315.74, 615,504.74 and 110,791.96 is: 166,196.34
Step by Step Solution
- Step 1: Write the proportion equation
410,315.74 : 615,504.74 = 110,791.96 : x - Step 2: Convert to fraction form
410,315.74/615,504.74 = 110,791.96/x - Step 3: Cross multiply
410,315.74x = 615,504.74 × 110,791.96 - Step 4: Simplify right side
410,315.74x = 68,192,974,441.17 - Step 5: Solve for x
x = 68,192,974,441.17/410,315.74 - Step 6: Final answer
x = 166,196.34
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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.