Finding the Fourth Proportional to 1,008,131.60, 1,512,209.70 and 298,173.99
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Solution
The fourth proportional to 1,008,131.60, 1,512,209.70 and 298,173.99 is: 447,264.62
Step by Step Solution
- Step 1: Write the proportion equation
1,008,131.60 : 1,512,209.70 = 298,173.99 : x - Step 2: Convert to fraction form
1,008,131.60/1,512,209.70 = 298,173.99/x - Step 3: Cross multiply
1,008,131.60x = 1,512,209.70 × 298,173.99 - Step 4: Simplify right side
1,008,131.60x = 450,901,598,474.83 - Step 5: Solve for x
x = 450,901,598,474.83/1,008,131.60 - Step 6: Final answer
x = 447,264.62
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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.