Finding the Fourth Proportional to 306,649.51, 459,777.43 and 201,345.46
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Solution
The fourth proportional to 306,649.51, 459,777.43 and 201,345.46 is: 301,888.95
Step by Step Solution
- Step 1: Write the proportion equation
306,649.51 : 459,777.43 = 201,345.46 : x - Step 2: Convert to fraction form
306,649.51/459,777.43 = 201,345.46/x - Step 3: Cross multiply
306,649.51x = 459,777.43 × 201,345.46 - Step 4: Simplify right side
306,649.51x = 92,574,097,243.21 - Step 5: Solve for x
x = 92,574,097,243.21/306,649.51 - Step 6: Final answer
x = 301,888.95
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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.