Finding the Fourth Proportional to 499,805.63, 689,748.99 and 273,451.13
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Solution
The fourth proportional to 499,805.63, 689,748.99 and 273,451.13 is: 377,371.98
Step by Step Solution
- Step 1: Write the proportion equation
499,805.63 : 689,748.99 = 273,451.13 : x - Step 2: Convert to fraction form
499,805.63/689,748.99 = 273,451.13/x - Step 3: Cross multiply
499,805.63x = 689,748.99 × 273,451.13 - Step 4: Simplify right side
499,805.63x = 188,612,640,731.86 - Step 5: Solve for x
x = 188,612,640,731.86/499,805.63 - Step 6: Final answer
x = 377,371.98
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.