Finding the Fourth Proportional to 436,166.10, 654,246.99 and 116,317.26
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Solution
The fourth proportional to 436,166.10, 654,246.99 and 116,317.26 is: 174,475.31
Step by Step Solution
- Step 1: Write the proportion equation
436,166.10 : 654,246.99 = 116,317.26 : x - Step 2: Convert to fraction form
436,166.10/654,246.99 = 116,317.26/x - Step 3: Cross multiply
436,166.10x = 654,246.99 × 116,317.26 - Step 4: Simplify right side
436,166.10x = 76,100,217,240.05 - Step 5: Solve for x
x = 76,100,217,240.05/436,166.10 - Step 6: Final answer
x = 174,475.31
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1.5x scale
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.