Finding the Fourth Proportional to 299,525.68, 413,345.36 and 163,560.20
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Solution
The fourth proportional to 299,525.68, 413,345.36 and 163,560.20 is: 225,713.03
Step by Step Solution
- Step 1: Write the proportion equation
299,525.68 : 413,345.36 = 163,560.20 : x - Step 2: Convert to fraction form
299,525.68/413,345.36 = 163,560.20/x - Step 3: Cross multiply
299,525.68x = 413,345.36 × 163,560.20 - Step 4: Simplify right side
299,525.68x = 67,606,848,932.87 - Step 5: Solve for x
x = 67,606,848,932.87/299,525.68 - Step 6: Final answer
x = 225,713.03
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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.