Finding the Fourth Proportional to 336,043.40, 504,065.10 and 125,637.80
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Solution
The fourth proportional to 336,043.40, 504,065.10 and 125,637.80 is: 188,456.70
Step by Step Solution
- Step 1: Write the proportion equation
336,043.40 : 504,065.10 = 125,637.80 : x - Step 2: Convert to fraction form
336,043.40/504,065.10 = 125,637.80/x - Step 3: Cross multiply
336,043.40x = 504,065.10 × 125,637.80 - Step 4: Simplify right side
336,043.40x = 63,329,630,220.78 - Step 5: Solve for x
x = 63,329,630,220.78/336,043.40 - Step 6: Final answer
x = 188,456.70
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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.