Finding the Fourth Proportional to 374,790.92, 517,209.84 and 202,709.05
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Solution
The fourth proportional to 374,790.92, 517,209.84 and 202,709.05 is: 279,737.61
Step by Step Solution
- Step 1: Write the proportion equation
374,790.92 : 517,209.84 = 202,709.05 : x - Step 2: Convert to fraction form
374,790.92/517,209.84 = 202,709.05/x - Step 3: Cross multiply
374,790.92x = 517,209.84 × 202,709.05 - Step 4: Simplify right side
374,790.92x = 104,843,114,024.03 - Step 5: Solve for x
x = 104,843,114,024.03/374,790.92 - Step 6: Final answer
x = 279,737.61
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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.