Finding the Fourth Proportional to 618,785.49, 852,326.74 and 437,182.17
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Solution
The fourth proportional to 618,785.49, 852,326.74 and 437,182.17 is: 602,182.92
Step by Step Solution
- Step 1: Write the proportion equation
618,785.49 : 852,326.74 = 437,182.17 : x - Step 2: Convert to fraction form
618,785.49/852,326.74 = 437,182.17/x - Step 3: Cross multiply
618,785.49x = 852,326.74 × 437,182.17 - Step 4: Simplify right side
618,785.49x = 372,622,053,742.23 - Step 5: Solve for x
x = 372,622,053,742.23/618,785.49 - Step 6: Final answer
x = 602,182.92
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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.