Finding the Fourth Proportional to 649,414.36, 896,219.49 and 362,934.44
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Solution
The fourth proportional to 649,414.36, 896,219.49 and 362,934.44 is: 500,864.99
Step by Step Solution
- Step 1: Write the proportion equation
649,414.36 : 896,219.49 = 362,934.44 : x - Step 2: Convert to fraction form
649,414.36/896,219.49 = 362,934.44/x - Step 3: Cross multiply
649,414.36x = 896,219.49 × 362,934.44 - Step 4: Simplify right side
649,414.36x = 325,268,918,720.24 - Step 5: Solve for x
x = 325,268,918,720.24/649,414.36 - Step 6: Final answer
x = 500,864.99
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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.