Finding the Fourth Proportional to 414,247.88, 571,656.64 and 232,959.75
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Solution
The fourth proportional to 414,247.88, 571,656.64 and 232,959.75 is: 321,481.40
Step by Step Solution
- Step 1: Write the proportion equation
414,247.88 : 571,656.64 = 232,959.75 : x - Step 2: Convert to fraction form
414,247.88/571,656.64 = 232,959.75/x - Step 3: Cross multiply
414,247.88x = 571,656.64 × 232,959.75 - Step 4: Simplify right side
414,247.88x = 133,172,987,940.24 - Step 5: Solve for x
x = 133,172,987,940.24/414,247.88 - Step 6: Final answer
x = 321,481.40
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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.