Finding the Fourth Proportional to 477,238.16, 716,375.94 and 193,124.31
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Solution
The fourth proportional to 477,238.16, 716,375.94 and 193,124.31 is: 289,896.37
Step by Step Solution
- Step 1: Write the proportion equation
477,238.16 : 716,375.94 = 193,124.31 : x - Step 2: Convert to fraction form
477,238.16/716,375.94 = 193,124.31/x - Step 3: Cross multiply
477,238.16x = 716,375.94 × 193,124.31 - Step 4: Simplify right side
477,238.16x = 138,349,609,113.10 - Step 5: Solve for x
x = 138,349,609,113.10/477,238.16 - Step 6: Final answer
x = 289,896.37
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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.