Finding the Fourth Proportional to 841,891.68, 1,263,025.44 and 442,720.80
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Solution
The fourth proportional to 841,891.68, 1,263,025.44 and 442,720.80 is: 664,180.02
Step by Step Solution
- Step 1: Write the proportion equation
841,891.68 : 1,263,025.44 = 442,720.80 : x - Step 2: Convert to fraction form
841,891.68/1,263,025.44 = 442,720.80/x - Step 3: Cross multiply
841,891.68x = 1,263,025.44 × 442,720.80 - Step 4: Simplify right side
841,891.68x = 559,167,633,217.15 - Step 5: Solve for x
x = 559,167,633,217.15/841,891.68 - Step 6: Final answer
x = 664,180.02
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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.