Finding the Fourth Proportional to 586,470.24, 809,326.08 and 318,198.24
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Solution
The fourth proportional to 586,470.24, 809,326.08 and 318,198.24 is: 439,112.02
Step by Step Solution
- Step 1: Write the proportion equation
586,470.24 : 809,326.08 = 318,198.24 : x - Step 2: Convert to fraction form
586,470.24/809,326.08 = 318,198.24/x - Step 3: Cross multiply
586,470.24x = 809,326.08 × 318,198.24 - Step 4: Simplify right side
586,470.24x = 257,526,134,242.10 - Step 5: Solve for x
x = 257,526,134,242.10/586,470.24 - Step 6: Final answer
x = 439,112.02
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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.