Finding the Fourth Proportional to 313,383.24, 470,235.18 and 149,251.46
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Solution
The fourth proportional to 313,383.24, 470,235.18 and 149,251.46 is: 223,953.54
Step by Step Solution
- Step 1: Write the proportion equation
313,383.24 : 470,235.18 = 149,251.46 : x - Step 2: Convert to fraction form
313,383.24/470,235.18 = 149,251.46/x - Step 3: Cross multiply
313,383.24x = 470,235.18 × 149,251.46 - Step 4: Simplify right side
313,383.24x = 70,183,287,158.36 - Step 5: Solve for x
x = 70,183,287,158.36/313,383.24 - Step 6: Final answer
x = 223,953.54
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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.