Finding the Fourth Proportional to 995,188.44, 1,491,898.74 and 387,836.07
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Solution
The fourth proportional to 995,188.44, 1,491,898.74 and 387,836.07 is: 581,409.63
Step by Step Solution
- Step 1: Write the proportion equation
995,188.44 : 1,491,898.74 = 387,836.07 : x - Step 2: Convert to fraction form
995,188.44/1,491,898.74 = 387,836.07/x - Step 3: Cross multiply
995,188.44x = 1,491,898.74 × 387,836.07 - Step 4: Simplify right side
995,188.44x = 578,612,144,159.55 - Step 5: Solve for x
x = 578,612,144,159.55/995,188.44 - Step 6: Final answer
x = 581,409.63
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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.