Finding the Fourth Proportional to 806,582.64, 1,209,984.68 and 273,960.68
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Solution
The fourth proportional to 806,582.64, 1,209,984.68 and 273,960.68 is: 410,978.63
Step by Step Solution
- Step 1: Write the proportion equation
806,582.64 : 1,209,984.68 = 273,960.68 : x - Step 2: Convert to fraction form
806,582.64/1,209,984.68 = 273,960.68/x - Step 3: Cross multiply
806,582.64x = 1,209,984.68 × 273,960.68 - Step 4: Simplify right side
806,582.64x = 331,488,225,722.38 - Step 5: Solve for x
x = 331,488,225,722.38/806,582.64 - Step 6: Final answer
x = 410,978.63
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.