Finding the Fourth Proportional to 436,509.36, 654,761.16 and 112,296.96
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Solution
The fourth proportional to 436,509.36, 654,761.16 and 112,296.96 is: 168,444.70
Step by Step Solution
- Step 1: Write the proportion equation
436,509.36 : 654,761.16 = 112,296.96 : x - Step 2: Convert to fraction form
436,509.36/654,761.16 = 112,296.96/x - Step 3: Cross multiply
436,509.36x = 654,761.16 × 112,296.96 - Step 4: Simplify right side
436,509.36x = 73,527,687,794.07 - Step 5: Solve for x
x = 73,527,687,794.07/436,509.36 - Step 6: Final answer
x = 168,444.70
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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.