Finding the Fourth Proportional to 396,850.76, 595,274.52 and 144,130.76
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Solution
The fourth proportional to 396,850.76, 595,274.52 and 144,130.76 is: 216,195.55
Step by Step Solution
- Step 1: Write the proportion equation
396,850.76 : 595,274.52 = 144,130.76 : x - Step 2: Convert to fraction form
396,850.76/595,274.52 = 144,130.76/x - Step 3: Cross multiply
396,850.76x = 595,274.52 × 144,130.76 - Step 4: Simplify right side
396,850.76x = 85,797,368,976.24 - Step 5: Solve for x
x = 85,797,368,976.24/396,850.76 - Step 6: Final answer
x = 216,195.55
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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.