Finding the Fourth Proportional to 299,739.02, 449,596.17 and 166,534.31
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Solution
The fourth proportional to 299,739.02, 449,596.17 and 166,534.31 is: 249,794.61
Step by Step Solution
- Step 1: Write the proportion equation
299,739.02 : 449,596.17 = 166,534.31 : x - Step 2: Convert to fraction form
299,739.02/449,596.17 = 166,534.31/x - Step 3: Cross multiply
299,739.02x = 449,596.17 × 166,534.31 - Step 4: Simplify right side
299,739.02x = 74,873,189,073.58 - Step 5: Solve for x
x = 74,873,189,073.58/299,739.02 - Step 6: Final answer
x = 249,794.61
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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.