Finding the Fourth Proportional to 410,789.48, 566,833.39 and 229,478.99
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Solution
The fourth proportional to 410,789.48, 566,833.39 and 229,478.99 is: 316,649.67
Step by Step Solution
- Step 1: Write the proportion equation
410,789.48 : 566,833.39 = 229,478.99 : x - Step 2: Convert to fraction form
410,789.48/566,833.39 = 229,478.99/x - Step 3: Cross multiply
410,789.48x = 566,833.39 × 229,478.99 - Step 4: Simplify right side
410,789.48x = 130,076,350,427.61 - Step 5: Solve for x
x = 130,076,350,427.61/410,789.48 - Step 6: Final answer
x = 316,649.67
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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.