Finding the Fourth Proportional to 460,358.11, 635,326.12 and 279,077.68
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Solution
The fourth proportional to 460,358.11, 635,326.12 and 279,077.68 is: 385,146.55
Step by Step Solution
- Step 1: Write the proportion equation
460,358.11 : 635,326.12 = 279,077.68 : x - Step 2: Convert to fraction form
460,358.11/635,326.12 = 279,077.68/x - Step 3: Cross multiply
460,358.11x = 635,326.12 × 279,077.68 - Step 4: Simplify right side
460,358.11x = 177,305,338,576.70 - Step 5: Solve for x
x = 177,305,338,576.70/460,358.11 - Step 6: Final answer
x = 385,146.55
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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.