Finding the Fourth Proportional to 1,117,657.44, 1,676,469.84 and 276,209.28
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Solution
The fourth proportional to 1,117,657.44, 1,676,469.84 and 276,209.28 is: 414,309.89
Step by Step Solution
- Step 1: Write the proportion equation
1,117,657.44 : 1,676,469.84 = 276,209.28 : x - Step 2: Convert to fraction form
1,117,657.44/1,676,469.84 = 276,209.28/x - Step 3: Cross multiply
1,117,657.44x = 1,676,469.84 × 276,209.28 - Step 4: Simplify right side
1,117,657.44x = 463,056,527,448.12 - Step 5: Solve for x
x = 463,056,527,448.12/1,117,657.44 - Step 6: Final answer
x = 414,309.89
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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.