Finding the Fourth Proportional to 409,816.64, 614,724.92 and 110,297.84
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Solution
The fourth proportional to 409,816.64, 614,724.92 and 110,297.84 is: 165,446.75
Step by Step Solution
- Step 1: Write the proportion equation
409,816.64 : 614,724.92 = 110,297.84 : x - Step 2: Convert to fraction form
409,816.64/614,724.92 = 110,297.84/x - Step 3: Cross multiply
409,816.64x = 614,724.92 × 110,297.84 - Step 4: Simplify right side
409,816.64x = 67,802,830,870.17 - Step 5: Solve for x
x = 67,802,830,870.17/409,816.64 - Step 6: Final answer
x = 165,446.75
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.