Finding the Fourth Proportional to 415,332.75, 573,159.41 and 224,346.09
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Solution
The fourth proportional to 415,332.75, 573,159.41 and 224,346.09 is: 309,597.72
Step by Step Solution
- Step 1: Write the proportion equation
415,332.75 : 573,159.41 = 224,346.09 : x - Step 2: Convert to fraction form
415,332.75/573,159.41 = 224,346.09/x - Step 3: Cross multiply
415,332.75x = 573,159.41 × 224,346.09 - Step 4: Simplify right side
415,332.75x = 128,586,072,580.21 - Step 5: Solve for x
x = 128,586,072,580.21/415,332.75 - Step 6: Final answer
x = 309,597.72
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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.