Finding the Fourth Proportional to 336,029.40, 504,044.10 and 125,623.80
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Solution
The fourth proportional to 336,029.40, 504,044.10 and 125,623.80 is: 188,435.70
Step by Step Solution
- Step 1: Write the proportion equation
336,029.40 : 504,044.10 = 125,623.80 : x - Step 2: Convert to fraction form
336,029.40/504,044.10 = 125,623.80/x - Step 3: Cross multiply
336,029.40x = 504,044.10 × 125,623.80 - Step 4: Simplify right side
336,029.40x = 63,319,935,209.58 - Step 5: Solve for x
x = 63,319,935,209.58/336,029.40 - Step 6: Final answer
x = 188,435.70
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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.