Finding the Fourth Proportional to 586,326.98, 809,170.36 and 328,226.82
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Solution
The fourth proportional to 586,326.98, 809,170.36 and 328,226.82 is: 452,974.92
Step by Step Solution
- Step 1: Write the proportion equation
586,326.98 : 809,170.36 = 328,226.82 : x - Step 2: Convert to fraction form
586,326.98/809,170.36 = 328,226.82/x - Step 3: Cross multiply
586,326.98x = 809,170.36 × 328,226.82 - Step 4: Simplify right side
586,326.98x = 265,591,414,101.06 - Step 5: Solve for x
x = 265,591,414,101.06/586,326.98 - Step 6: Final answer
x = 452,974.92
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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.