Finding the Fourth Proportional to 265,112.32, 398,332.79 and 249,169.09
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Solution
The fourth proportional to 265,112.32, 398,332.79 and 249,169.09 is: 374,377.99
Step by Step Solution
- Step 1: Write the proportion equation
265,112.32 : 398,332.79 = 249,169.09 : x - Step 2: Convert to fraction form
265,112.32/398,332.79 = 249,169.09/x - Step 3: Cross multiply
265,112.32x = 398,332.79 × 249,169.09 - Step 4: Simplify right side
265,112.32x = 99,252,217,555.62 - Step 5: Solve for x
x = 99,252,217,555.62/265,112.32 - Step 6: Final answer
x = 374,377.99
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.