Finding the Fourth Proportional to 414,042.05, 571,340.32 and 239,582.09
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Solution
The fourth proportional to 414,042.05, 571,340.32 and 239,582.09 is: 330,601.47
Step by Step Solution
- Step 1: Write the proportion equation
414,042.05 : 571,340.32 = 239,582.09 : x - Step 2: Convert to fraction form
414,042.05/571,340.32 = 239,582.09/x - Step 3: Cross multiply
414,042.05x = 571,340.32 × 239,582.09 - Step 4: Simplify right side
414,042.05x = 136,882,908,197.31 - Step 5: Solve for x
x = 136,882,908,197.31/414,042.05 - Step 6: Final answer
x = 330,601.47
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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.