Finding the Fourth Proportional to 293,649.63, 440,474.44 and 127,437.63
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Solution
The fourth proportional to 293,649.63, 440,474.44 and 127,437.63 is: 191,156.44
Step by Step Solution
- Step 1: Write the proportion equation
293,649.63 : 440,474.44 = 127,437.63 : x - Step 2: Convert to fraction form
293,649.63/440,474.44 = 127,437.63/x - Step 3: Cross multiply
293,649.63x = 440,474.44 × 127,437.63 - Step 4: Simplify right side
293,649.63x = 56,133,018,709.18 - Step 5: Solve for x
x = 56,133,018,709.18/293,649.63 - Step 6: Final answer
x = 191,156.44
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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.