Finding the Fourth Proportional to 453,523.24, 679,843.74 and 216,804.52
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Solution
The fourth proportional to 453,523.24, 679,843.74 and 216,804.52 is: 324,995.90
Step by Step Solution
- Step 1: Write the proportion equation
453,523.24 : 679,843.74 = 216,804.52 : x - Step 2: Convert to fraction form
453,523.24/679,843.74 = 216,804.52/x - Step 3: Cross multiply
453,523.24x = 679,843.74 × 216,804.52 - Step 4: Simplify right side
453,523.24x = 147,393,195,725.71 - Step 5: Solve for x
x = 147,393,195,725.71/453,523.24 - Step 6: Final answer
x = 324,995.90
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.