Finding the Fourth Proportional to 341,946.80, 512,920.20 and 337,281.20
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Solution
The fourth proportional to 341,946.80, 512,920.20 and 337,281.20 is: 505,921.80
Step by Step Solution
- Step 1: Write the proportion equation
341,946.80 : 512,920.20 = 337,281.20 : x - Step 2: Convert to fraction form
341,946.80/512,920.20 = 337,281.20/x - Step 3: Cross multiply
341,946.80x = 512,920.20 × 337,281.20 - Step 4: Simplify right side
341,946.80x = 172,998,340,560.24 - Step 5: Solve for x
x = 172,998,340,560.24/341,946.80 - Step 6: Final answer
x = 505,921.80
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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.