Finding the Fourth Proportional to 565,795.12, 780,576.28 and 323,948.44
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Solution
The fourth proportional to 565,795.12, 780,576.28 and 323,948.44 is: 446,922.32
Step by Step Solution
- Step 1: Write the proportion equation
565,795.12 : 780,576.28 = 323,948.44 : x - Step 2: Convert to fraction form
565,795.12/780,576.28 = 323,948.44/x - Step 3: Cross multiply
565,795.12x = 780,576.28 × 323,948.44 - Step 4: Simplify right side
565,795.12x = 252,866,468,207.00 - Step 5: Solve for x
x = 252,866,468,207.00/565,795.12 - Step 6: Final answer
x = 446,922.32
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.