Finding the Fourth Proportional to 922,898.88, 1,384,393.68 and 449,988.48
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Solution
The fourth proportional to 922,898.88, 1,384,393.68 and 449,988.48 is: 675,004.84
Step by Step Solution
- Step 1: Write the proportion equation
922,898.88 : 1,384,393.68 = 449,988.48 : x - Step 2: Convert to fraction form
922,898.88/1,384,393.68 = 449,988.48/x - Step 3: Cross multiply
922,898.88x = 1,384,393.68 × 449,988.48 - Step 4: Simplify right side
922,898.88x = 622,961,207,784.81 - Step 5: Solve for x
x = 622,961,207,784.81/922,898.88 - Step 6: Final answer
x = 675,004.84
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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.