Finding the Fourth Proportional to 415,934.26, 573,989.66 and 224,947.65
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Solution
The fourth proportional to 415,934.26, 573,989.66 and 224,947.65 is: 310,427.96
Step by Step Solution
- Step 1: Write the proportion equation
415,934.26 : 573,989.66 = 224,947.65 : x - Step 2: Convert to fraction form
415,934.26/573,989.66 = 224,947.65/x - Step 3: Cross multiply
415,934.26x = 573,989.66 × 224,947.65 - Step 4: Simplify right side
415,934.26x = 129,117,624,016.56 - Step 5: Solve for x
x = 129,117,624,016.56/415,934.26 - Step 6: Final answer
x = 310,427.96
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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.