Finding the Fourth Proportional to 345,568.28, 476,888.99 and 192,602.21
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Solution
The fourth proportional to 345,568.28, 476,888.99 and 192,602.21 is: 265,793.70
Step by Step Solution
- Step 1: Write the proportion equation
345,568.28 : 476,888.99 = 192,602.21 : x - Step 2: Convert to fraction form
345,568.28/476,888.99 = 192,602.21/x - Step 3: Cross multiply
345,568.28x = 476,888.99 × 192,602.21 - Step 4: Simplify right side
345,568.28x = 91,849,870,051.21 - Step 5: Solve for x
x = 91,849,870,051.21/345,568.28 - Step 6: Final answer
x = 265,793.70
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.