Finding the Fourth Proportional to 863,055.06, 1,190,965.44 and 495,446.41
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Solution
The fourth proportional to 863,055.06, 1,190,965.44 and 495,446.41 is: 683,687.03
Step by Step Solution
- Step 1: Write the proportion equation
863,055.06 : 1,190,965.44 = 495,446.41 : x - Step 2: Convert to fraction form
863,055.06/1,190,965.44 = 495,446.41/x - Step 3: Cross multiply
863,055.06x = 1,190,965.44 × 495,446.41 - Step 4: Simplify right side
863,055.06x = 590,059,551,682.07 - Step 5: Solve for x
x = 590,059,551,682.07/863,055.06 - Step 6: Final answer
x = 683,687.03
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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.