Finding the Fourth Proportional to 343,793.27, 474,384.14 and 190,832.63
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Solution
The fourth proportional to 343,793.27, 474,384.14 and 190,832.63 is: 263,320.96
Step by Step Solution
- Step 1: Write the proportion equation
343,793.27 : 474,384.14 = 190,832.63 : x - Step 2: Convert to fraction form
343,793.27/474,384.14 = 190,832.63/x - Step 3: Cross multiply
343,793.27x = 474,384.14 × 190,832.63 - Step 4: Simplify right side
343,793.27x = 90,527,973,298.29 - Step 5: Solve for x
x = 90,527,973,298.29/343,793.27 - Step 6: Final answer
x = 263,320.96
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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.