Finding the Fourth Proportional to 947,282.56, 1,420,924.74 and 264,142.12
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Solution
The fourth proportional to 947,282.56, 1,420,924.74 and 264,142.12 is: 396,213.43
Step by Step Solution
- Step 1: Write the proportion equation
947,282.56 : 1,420,924.74 = 264,142.12 : x - Step 2: Convert to fraction form
947,282.56/1,420,924.74 = 264,142.12/x - Step 3: Cross multiply
947,282.56x = 1,420,924.74 × 264,142.12 - Step 4: Simplify right side
947,282.56x = 375,326,073,184.05 - Step 5: Solve for x
x = 375,326,073,184.05/947,282.56 - Step 6: Final answer
x = 396,213.43
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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.