Finding the Fourth Proportional to 499,364.64, 689,125.52 and 273,010.08
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Solution
The fourth proportional to 499,364.64, 689,125.52 and 273,010.08 is: 376,755.18
Step by Step Solution
- Step 1: Write the proportion equation
499,364.64 : 689,125.52 = 273,010.08 : x - Step 2: Convert to fraction form
499,364.64/689,125.52 = 273,010.08/x - Step 3: Cross multiply
499,364.64x = 689,125.52 × 273,010.08 - Step 4: Simplify right side
499,364.64x = 188,138,213,345.24 - Step 5: Solve for x
x = 188,138,213,345.24/499,364.64 - Step 6: Final answer
x = 376,755.18
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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.