Finding the Fourth Proportional to 599,432.94, 899,128.66 and 150,157.68
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Solution
The fourth proportional to 599,432.94, 899,128.66 and 150,157.68 is: 225,231.32
Step by Step Solution
- Step 1: Write the proportion equation
599,432.94 : 899,128.66 = 150,157.68 : x - Step 2: Convert to fraction form
599,432.94/899,128.66 = 150,157.68/x - Step 3: Cross multiply
599,432.94x = 899,128.66 × 150,157.68 - Step 4: Simplify right side
599,432.94x = 135,011,073,607.11 - Step 5: Solve for x
x = 135,011,073,607.11/599,432.94 - Step 6: Final answer
x = 225,231.32
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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.