Finding the Fourth Proportional to 794,132.64, 1,191,346.58 and 261,691.09
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Solution
The fourth proportional to 794,132.64, 1,191,346.58 and 261,691.09 is: 392,585.28
Step by Step Solution
- Step 1: Write the proportion equation
794,132.64 : 1,191,346.58 = 261,691.09 : x - Step 2: Convert to fraction form
794,132.64/1,191,346.58 = 261,691.09/x - Step 3: Cross multiply
794,132.64x = 1,191,346.58 × 261,691.09 - Step 4: Simplify right side
794,132.64x = 311,764,782,763.83 - Step 5: Solve for x
x = 311,764,782,763.83/794,132.64 - Step 6: Final answer
x = 392,585.28
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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.