Finding the Fourth Proportional to 205,023.40, 307,535.10 and 202,949.80
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Solution
The fourth proportional to 205,023.40, 307,535.10 and 202,949.80 is: 304,424.70
Step by Step Solution
- Step 1: Write the proportion equation
205,023.40 : 307,535.10 = 202,949.80 : x - Step 2: Convert to fraction form
205,023.40/307,535.10 = 202,949.80/x - Step 3: Cross multiply
205,023.40x = 307,535.10 × 202,949.80 - Step 4: Simplify right side
205,023.40x = 62,414,187,037.98 - Step 5: Solve for x
x = 62,414,187,037.98/205,023.40 - Step 6: Final answer
x = 304,424.70
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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.