Finding the Fourth Proportional to 804,576.45, 1,110,538.98 and 460,605.09
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Solution
The fourth proportional to 804,576.45, 1,110,538.98 and 460,605.09 is: 635,762.96
Step by Step Solution
- Step 1: Write the proportion equation
804,576.45 : 1,110,538.98 = 460,605.09 : x - Step 2: Convert to fraction form
804,576.45/1,110,538.98 = 460,605.09/x - Step 3: Cross multiply
804,576.45x = 1,110,538.98 × 460,605.09 - Step 4: Simplify right side
804,576.45x = 511,519,906,831.41 - Step 5: Solve for x
x = 511,519,906,831.41/804,576.45 - Step 6: Final answer
x = 635,762.96
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1.5x scale
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.