Finding the Fourth Proportional to 797,124.97, 1,100,025.23 and 439,428.97
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Solution
The fourth proportional to 797,124.97, 1,100,025.23 and 439,428.97 is: 606,407.99
Step by Step Solution
- Step 1: Write the proportion equation
797,124.97 : 1,100,025.23 = 439,428.97 : x - Step 2: Convert to fraction form
797,124.97/1,100,025.23 = 439,428.97/x - Step 3: Cross multiply
797,124.97x = 1,100,025.23 × 439,428.97 - Step 4: Simplify right side
797,124.97x = 483,382,949,391.36 - Step 5: Solve for x
x = 483,382,949,391.36/797,124.97 - Step 6: Final answer
x = 606,407.99
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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.