Finding the Fourth Proportional to 415,882.23, 573,918.84 and 224,896.98
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Solution
The fourth proportional to 415,882.23, 573,918.84 and 224,896.98 is: 310,358.57
Step by Step Solution
- Step 1: Write the proportion equation
415,882.23 : 573,918.84 = 224,896.98 : x - Step 2: Convert to fraction form
415,882.23/573,918.84 = 224,896.98/x - Step 3: Cross multiply
415,882.23x = 573,918.84 × 224,896.98 - Step 4: Simplify right side
415,882.23x = 129,072,613,881.10 - Step 5: Solve for x
x = 129,072,613,881.10/415,882.23 - Step 6: Final answer
x = 310,358.57
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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.