Finding the Fourth Proportional to 343,246.20, 514,869.30 and 202,932.60
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Solution
The fourth proportional to 343,246.20, 514,869.30 and 202,932.60 is: 304,398.90
Step by Step Solution
- Step 1: Write the proportion equation
343,246.20 : 514,869.30 = 202,932.60 : x - Step 2: Convert to fraction form
343,246.20/514,869.30 = 202,932.60/x - Step 3: Cross multiply
343,246.20x = 514,869.30 × 202,932.60 - Step 4: Simplify right side
343,246.20x = 104,483,765,709.18 - Step 5: Solve for x
x = 104,483,765,709.18/343,246.20 - Step 6: Final answer
x = 304,398.90
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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.