Finding the Fourth Proportional to 441,674.79, 609,526.20 and 248,116.65
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Solution
The fourth proportional to 441,674.79, 609,526.20 and 248,116.65 is: 342,409.40
Step by Step Solution
- Step 1: Write the proportion equation
441,674.79 : 609,526.20 = 248,116.65 : x - Step 2: Convert to fraction form
441,674.79/609,526.20 = 248,116.65/x - Step 3: Cross multiply
441,674.79x = 609,526.20 × 248,116.65 - Step 4: Simplify right side
441,674.79x = 151,233,598,831.23 - Step 5: Solve for x
x = 151,233,598,831.23/441,674.79 - Step 6: Final answer
x = 342,409.40
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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.