Finding the Fourth Proportional to 461,163.13, 636,405.11 and 259,959.13
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Solution
The fourth proportional to 461,163.13, 636,405.11 and 259,959.13 is: 358,743.59
Step by Step Solution
- Step 1: Write the proportion equation
461,163.13 : 636,405.11 = 259,959.13 : x - Step 2: Convert to fraction form
461,163.13/636,405.11 = 259,959.13/x - Step 3: Cross multiply
461,163.13x = 636,405.11 × 259,959.13 - Step 4: Simplify right side
461,163.13x = 165,439,318,723.15 - Step 5: Solve for x
x = 165,439,318,723.15/461,163.13 - Step 6: Final answer
x = 358,743.59
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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.