Finding the Fourth Proportional to 477,309.80, 716,162.97 and 193,201.19
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Solution
The fourth proportional to 477,309.80, 716,162.97 and 193,201.19 is: 289,882.03
Step by Step Solution
- Step 1: Write the proportion equation
477,309.80 : 716,162.97 = 193,201.19 : x - Step 2: Convert to fraction form
477,309.80/716,162.97 = 193,201.19/x - Step 3: Cross multiply
477,309.80x = 716,162.97 × 193,201.19 - Step 4: Simplify right side
477,309.80x = 138,363,535,835.33 - Step 5: Solve for x
x = 138,363,535,835.33/477,309.80 - Step 6: Final answer
x = 289,882.03
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.