Finding the Fourth Proportional to 369,983.99, 510,577.90 and 200,218.12
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Solution
The fourth proportional to 369,983.99, 510,577.90 and 200,218.12 is: 276,301.00
Step by Step Solution
- Step 1: Write the proportion equation
369,983.99 : 510,577.90 = 200,218.12 : x - Step 2: Convert to fraction form
369,983.99/510,577.90 = 200,218.12/x - Step 3: Cross multiply
369,983.99x = 510,577.90 × 200,218.12 - Step 4: Simplify right side
369,983.99x = 102,226,947,251.55 - Step 5: Solve for x
x = 102,226,947,251.55/369,983.99 - Step 6: Final answer
x = 276,301.00
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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.