Finding the Fourth Proportional to 341,394.70, 512,092.05 and 164,247.70
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Solution
The fourth proportional to 341,394.70, 512,092.05 and 164,247.70 is: 246,371.55
Step by Step Solution
- Step 1: Write the proportion equation
341,394.70 : 512,092.05 = 164,247.70 : x - Step 2: Convert to fraction form
341,394.70/512,092.05 = 164,247.70/x - Step 3: Cross multiply
341,394.70x = 512,092.05 × 164,247.70 - Step 4: Simplify right side
341,394.70x = 84,109,941,400.79 - Step 5: Solve for x
x = 84,109,941,400.79/341,394.70 - Step 6: Final answer
x = 246,371.55
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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.