Finding the Fourth Proportional to 298,776.77, 412,277.18 and 182,431.71
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Solution
The fourth proportional to 298,776.77, 412,277.18 and 182,431.71 is: 251,734.53
Step by Step Solution
- Step 1: Write the proportion equation
298,776.77 : 412,277.18 = 182,431.71 : x - Step 2: Convert to fraction form
298,776.77/412,277.18 = 182,431.71/x - Step 3: Cross multiply
298,776.77x = 412,277.18 × 182,431.71 - Step 4: Simplify right side
298,776.77x = 75,212,430,029.22 - Step 5: Solve for x
x = 75,212,430,029.22/298,776.77 - Step 6: Final answer
x = 251,734.53
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.