Finding the Fourth Proportional to 271,438.59, 374,529.67 and 150,553.99
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Solution
The fourth proportional to 271,438.59, 374,529.67 and 150,553.99 is: 207,733.68
Step by Step Solution
- Step 1: Write the proportion equation
271,438.59 : 374,529.67 = 150,553.99 : x - Step 2: Convert to fraction form
271,438.59/374,529.67 = 150,553.99/x - Step 3: Cross multiply
271,438.59x = 374,529.67 × 150,553.99 - Step 4: Simplify right side
271,438.59x = 56,386,937,130.53 - Step 5: Solve for x
x = 56,386,937,130.53/271,438.59 - Step 6: Final answer
x = 207,733.68
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1.5x scale
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.