Finding the Fourth Proportional to 607,315.44, 838,101.96 and 335,382.84
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Solution
The fourth proportional to 607,315.44, 838,101.96 and 335,382.84 is: 462,831.99
Step by Step Solution
- Step 1: Write the proportion equation
607,315.44 : 838,101.96 = 335,382.84 : x - Step 2: Convert to fraction form
607,315.44/838,101.96 = 335,382.84/x - Step 3: Cross multiply
607,315.44x = 838,101.96 × 335,382.84 - Step 4: Simplify right side
607,315.44x = 281,085,015,554.37 - Step 5: Solve for x
x = 281,085,015,554.37/607,315.44 - Step 6: Final answer
x = 462,831.99
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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.