Finding the Fourth Proportional to 698,159.21, 1,047,217.88 and 192,751.02
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Solution
The fourth proportional to 698,159.21, 1,047,217.88 and 192,751.02 is: 289,120.75
Step by Step Solution
- Step 1: Write the proportion equation
698,159.21 : 1,047,217.88 = 192,751.02 : x - Step 2: Convert to fraction form
698,159.21/1,047,217.88 = 192,751.02/x - Step 3: Cross multiply
698,159.21x = 1,047,217.88 × 192,751.02 - Step 4: Simplify right side
698,159.21x = 201,852,313,568.48 - Step 5: Solve for x
x = 201,852,313,568.48/698,159.21 - Step 6: Final answer
x = 289,120.75
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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.