Finding the Fourth Proportional to 556,696.12, 835,098.84 and 157,339.96
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Solution
The fourth proportional to 556,696.12, 835,098.84 and 157,339.96 is: 236,025.39
Step by Step Solution
- Step 1: Write the proportion equation
556,696.12 : 835,098.84 = 157,339.96 : x - Step 2: Convert to fraction form
556,696.12/835,098.84 = 157,339.96/x - Step 3: Cross multiply
556,696.12x = 835,098.84 × 157,339.96 - Step 4: Simplify right side
556,696.12x = 131,394,418,081.65 - Step 5: Solve for x
x = 131,394,418,081.65/556,696.12 - Step 6: Final answer
x = 236,025.39
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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.