Finding the Fourth Proportional to 339,573.16, 468,613.74 and 212,322.52
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Solution
The fourth proportional to 339,573.16, 468,613.74 and 212,322.52 is: 293,006.82
Step by Step Solution
- Step 1: Write the proportion equation
339,573.16 : 468,613.74 = 212,322.52 : x - Step 2: Convert to fraction form
339,573.16/468,613.74 = 212,322.52/x - Step 3: Cross multiply
339,573.16x = 468,613.74 × 212,322.52 - Step 4: Simplify right side
339,573.16x = 99,497,250,183.42 - Step 5: Solve for x
x = 99,497,250,183.42/339,573.16 - Step 6: Final answer
x = 293,006.82
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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.