Finding the Fourth Proportional to 354,926.80, 532,390.20 and 177,461.20
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Solution
The fourth proportional to 354,926.80, 532,390.20 and 177,461.20 is: 266,191.80
Step by Step Solution
- Step 1: Write the proportion equation
354,926.80 : 532,390.20 = 177,461.20 : x - Step 2: Convert to fraction form
354,926.80/532,390.20 = 177,461.20/x - Step 3: Cross multiply
354,926.80x = 532,390.20 × 177,461.20 - Step 4: Simplify right side
354,926.80x = 94,478,603,760.24 - Step 5: Solve for x
x = 94,478,603,760.24/354,926.80 - Step 6: Final answer
x = 266,191.80
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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.