Finding the Fourth Proportional to 698,422.97, 1,046,757.98 and 298,593.81
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Solution
The fourth proportional to 698,422.97, 1,046,757.98 and 298,593.81 is: 447,516.00
Step by Step Solution
- Step 1: Write the proportion equation
698,422.97 : 1,046,757.98 = 298,593.81 : x - Step 2: Convert to fraction form
698,422.97/1,046,757.98 = 298,593.81/x - Step 3: Cross multiply
698,422.97x = 1,046,757.98 × 298,593.81 - Step 4: Simplify right side
698,422.97x = 312,555,451,903.14 - Step 5: Solve for x
x = 312,555,451,903.14/698,422.97 - Step 6: Final answer
x = 447,516.00
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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.