Finding the Fourth Proportional to 246,299.99, 369,335.16 and 127,939.55
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Solution
The fourth proportional to 246,299.99, 369,335.16 and 127,939.55 is: 191,849.68
Step by Step Solution
- Step 1: Write the proportion equation
246,299.99 : 369,335.16 = 127,939.55 : x - Step 2: Convert to fraction form
246,299.99/369,335.16 = 127,939.55/x - Step 3: Cross multiply
246,299.99x = 369,335.16 × 127,939.55 - Step 4: Simplify right side
246,299.99x = 47,252,572,322.90 - Step 5: Solve for x
x = 47,252,572,322.90/246,299.99 - Step 6: Final answer
x = 191,849.68
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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.