Finding the Fourth Proportional to 336,229.36, 504,417.84 and 99,590.56
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Solution
The fourth proportional to 336,229.36, 504,417.84 and 99,590.56 is: 149,407.70
Step by Step Solution
- Step 1: Write the proportion equation
336,229.36 : 504,417.84 = 99,590.56 : x - Step 2: Convert to fraction form
336,229.36/504,417.84 = 99,590.56/x - Step 3: Cross multiply
336,229.36x = 504,417.84 × 99,590.56 - Step 4: Simplify right side
336,229.36x = 50,235,255,159.59 - Step 5: Solve for x
x = 50,235,255,159.59/336,229.36 - Step 6: Final answer
x = 149,407.70
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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.