Finding the Fourth Proportional to 317,275.74, 437,837.82 and 174,033.18
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Solution
The fourth proportional to 317,275.74, 437,837.82 and 174,033.18 is: 240,164.31
Step by Step Solution
- Step 1: Write the proportion equation
317,275.74 : 437,837.82 = 174,033.18 : x - Step 2: Convert to fraction form
317,275.74/437,837.82 = 174,033.18/x - Step 3: Cross multiply
317,275.74x = 437,837.82 × 174,033.18 - Step 4: Simplify right side
317,275.74x = 76,198,308,138.87 - Step 5: Solve for x
x = 76,198,308,138.87/317,275.74 - Step 6: Final answer
x = 240,164.31
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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.