Finding the Fourth Proportional to 336,031.70, 504,047.55 and 136,447.70
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Solution
The fourth proportional to 336,031.70, 504,047.55 and 136,447.70 is: 204,671.55
Step by Step Solution
- Step 1: Write the proportion equation
336,031.70 : 504,047.55 = 136,447.70 : x - Step 2: Convert to fraction form
336,031.70/504,047.55 = 136,447.70/x - Step 3: Cross multiply
336,031.70x = 504,047.55 × 136,447.70 - Step 4: Simplify right side
336,031.70x = 68,776,128,888.14 - Step 5: Solve for x
x = 68,776,128,888.14/336,031.70 - Step 6: Final answer
x = 204,671.55
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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.