Finding the Fourth Proportional to 336,029.70, 504,044.55 and 136,445.70
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Solution
The fourth proportional to 336,029.70, 504,044.55 and 136,445.70 is: 204,668.55
Step by Step Solution
- Step 1: Write the proportion equation
336,029.70 : 504,044.55 = 136,445.70 : x - Step 2: Convert to fraction form
336,029.70/504,044.55 = 136,445.70/x - Step 3: Cross multiply
336,029.70x = 504,044.55 × 136,445.70 - Step 4: Simplify right side
336,029.70x = 68,774,711,455.94 - Step 5: Solve for x
x = 68,774,711,455.94/336,029.70 - Step 6: Final answer
x = 204,668.55
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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.