Finding the Fourth Proportional to 488,009.97, 673,453.57 and 273,149.98
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Solution
The fourth proportional to 488,009.97, 673,453.57 and 273,149.98 is: 376,946.87
Step by Step Solution
- Step 1: Write the proportion equation
488,009.97 : 673,453.57 = 273,149.98 : x - Step 2: Convert to fraction form
488,009.97/673,453.57 = 273,149.98/x - Step 3: Cross multiply
488,009.97x = 673,453.57 × 273,149.98 - Step 4: Simplify right side
488,009.97x = 183,953,829,176.43 - Step 5: Solve for x
x = 183,953,829,176.43/488,009.97 - Step 6: Final answer
x = 376,946.87
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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.