Finding the Fourth Proportional to 374,683.49, 561,800.14 and 172,025.99
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Solution
The fourth proportional to 374,683.49, 561,800.14 and 172,025.99 is: 257,935.63
Step by Step Solution
- Step 1: Write the proportion equation
374,683.49 : 561,800.14 = 172,025.99 : x - Step 2: Convert to fraction form
374,683.49/561,800.14 = 172,025.99/x - Step 3: Cross multiply
374,683.49x = 561,800.14 × 172,025.99 - Step 4: Simplify right side
374,683.49x = 96,644,222,026.57 - Step 5: Solve for x
x = 96,644,222,026.57/374,683.49 - Step 6: Final answer
x = 257,935.63
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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.