Finding the Fourth Proportional to 776,525.08, 1,071,594.36 and 449,882.62
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Solution
The fourth proportional to 776,525.08, 1,071,594.36 and 449,882.62 is: 620,832.08
Step by Step Solution
- Step 1: Write the proportion equation
776,525.08 : 1,071,594.36 = 449,882.62 : x - Step 2: Convert to fraction form
776,525.08/1,071,594.36 = 449,882.62/x - Step 3: Cross multiply
776,525.08x = 1,071,594.36 × 449,882.62 - Step 4: Simplify right side
776,525.08x = 482,091,678,254.02 - Step 5: Solve for x
x = 482,091,678,254.02/776,525.08 - Step 6: Final answer
x = 620,832.08
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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.