Finding the Fourth Proportional to 346,119.75, 519,234.51 and 146,441.63
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Solution
The fourth proportional to 346,119.75, 519,234.51 and 146,441.63 is: 219,685.66
Step by Step Solution
- Step 1: Write the proportion equation
346,119.75 : 519,234.51 = 146,441.63 : x - Step 2: Convert to fraction form
346,119.75/519,234.51 = 146,441.63/x - Step 3: Cross multiply
346,119.75x = 519,234.51 × 146,441.63 - Step 4: Simplify right side
346,119.75x = 76,037,545,400.48 - Step 5: Solve for x
x = 76,037,545,400.48/346,119.75 - Step 6: Final answer
x = 219,685.66
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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.