Finding the Fourth Proportional to 299,943.68, 450,027.84 and 155,759.64
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Solution
The fourth proportional to 299,943.68, 450,027.84 and 155,759.64 is: 233,697.79
Step by Step Solution
- Step 1: Write the proportion equation
299,943.68 : 450,027.84 = 155,759.64 : x - Step 2: Convert to fraction form
299,943.68/450,027.84 = 155,759.64/x - Step 3: Cross multiply
299,943.68x = 450,027.84 × 155,759.64 - Step 4: Simplify right side
299,943.68x = 70,096,174,348.38 - Step 5: Solve for x
x = 70,096,174,348.38/299,943.68 - Step 6: Final answer
x = 233,697.79
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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.