Finding the Fourth Proportional to 354,934.80, 532,402.20 and 177,469.20
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Solution
The fourth proportional to 354,934.80, 532,402.20 and 177,469.20 is: 266,203.80
Step by Step Solution
- Step 1: Write the proportion equation
354,934.80 : 532,402.20 = 177,469.20 : x - Step 2: Convert to fraction form
354,934.80/532,402.20 = 177,469.20/x - Step 3: Cross multiply
354,934.80x = 532,402.20 × 177,469.20 - Step 4: Simplify right side
354,934.80x = 94,484,992,512.24 - Step 5: Solve for x
x = 94,484,992,512.24/354,934.80 - Step 6: Final answer
x = 266,203.80
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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.