Finding the Fourth Proportional to 409,815.62, 614,723.44 and 110,296.88
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Solution
The fourth proportional to 409,815.62, 614,723.44 and 110,296.88 is: 165,445.32
Step by Step Solution
- Step 1: Write the proportion equation
409,815.62 : 614,723.44 = 110,296.88 : x - Step 2: Convert to fraction form
409,815.62/614,723.44 = 110,296.88/x - Step 3: Cross multiply
409,815.62x = 614,723.44 × 110,296.88 - Step 4: Simplify right side
409,815.62x = 67,802,077,494.87 - Step 5: Solve for x
x = 67,802,077,494.87/409,815.62 - Step 6: Final answer
x = 165,445.32
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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.