Finding the Fourth Proportional to 842,826.24, 1,264,049.73 and 243,653.94
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Solution
The fourth proportional to 842,826.24, 1,264,049.73 and 243,653.94 is: 365,426.09
Step by Step Solution
- Step 1: Write the proportion equation
842,826.24 : 1,264,049.73 = 243,653.94 : x - Step 2: Convert to fraction form
842,826.24/1,264,049.73 = 243,653.94/x - Step 3: Cross multiply
842,826.24x = 1,264,049.73 × 243,653.94 - Step 4: Simplify right side
842,826.24x = 307,990,697,070.44 - Step 5: Solve for x
x = 307,990,697,070.44/842,826.24 - Step 6: Final answer
x = 365,426.09
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.