Finding the Fourth Proportional to 339,132.40, 468,024.84 and 195,898.48
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Solution
The fourth proportional to 339,132.40, 468,024.84 and 195,898.48 is: 270,352.68
Step by Step Solution
- Step 1: Write the proportion equation
339,132.40 : 468,024.84 = 195,898.48 : x - Step 2: Convert to fraction form
339,132.40/468,024.84 = 195,898.48/x - Step 3: Cross multiply
339,132.40x = 468,024.84 × 195,898.48 - Step 4: Simplify right side
339,132.40x = 91,685,354,758.24 - Step 5: Solve for x
x = 91,685,354,758.24/339,132.40 - Step 6: Final answer
x = 270,352.68
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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.