Finding the Fourth Proportional to 599,709.36, 899,719.68 and 178,985.22
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Solution
The fourth proportional to 599,709.36, 899,719.68 and 178,985.22 is: 268,524.28
Step by Step Solution
- Step 1: Write the proportion equation
599,709.36 : 899,719.68 = 178,985.22 : x - Step 2: Convert to fraction form
599,709.36/899,719.68 = 178,985.22/x - Step 3: Cross multiply
599,709.36x = 899,719.68 × 178,985.22 - Step 4: Simplify right side
599,709.36x = 161,036,524,863.13 - Step 5: Solve for x
x = 161,036,524,863.13/599,709.36 - Step 6: Final answer
x = 268,524.28
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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.