Finding the Fourth Proportional to 286,795.35, 430,250.49 and 160,615.08
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Solution
The fourth proportional to 286,795.35, 430,250.49 and 160,615.08 is: 240,954.80
Step by Step Solution
- Step 1: Write the proportion equation
286,795.35 : 430,250.49 = 160,615.08 : x - Step 2: Convert to fraction form
286,795.35/430,250.49 = 160,615.08/x - Step 3: Cross multiply
286,795.35x = 430,250.49 × 160,615.08 - Step 4: Simplify right side
286,795.35x = 69,104,716,871.39 - Step 5: Solve for x
x = 69,104,716,871.39/286,795.35 - Step 6: Final answer
x = 240,954.80
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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.