Finding the Fourth Proportional to 299,534.68, 449,271.24 and 99,833.50
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Solution
The fourth proportional to 299,534.68, 449,271.24 and 99,833.50 is: 149,739.99
Step by Step Solution
- Step 1: Write the proportion equation
299,534.68 : 449,271.24 = 99,833.50 : x - Step 2: Convert to fraction form
299,534.68/449,271.24 = 99,833.50/x - Step 3: Cross multiply
299,534.68x = 449,271.24 × 99,833.50 - Step 4: Simplify right side
299,534.68x = 44,852,320,338.54 - Step 5: Solve for x
x = 44,852,320,338.54/299,534.68 - Step 6: Final answer
x = 149,739.99
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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.