Finding the Fourth Proportional to 349,073.93, 523,616.16 and 132,944.63
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Solution
The fourth proportional to 349,073.93, 523,616.16 and 132,944.63 is: 199,418.94
Step by Step Solution
- Step 1: Write the proportion equation
349,073.93 : 523,616.16 = 132,944.63 : x - Step 2: Convert to fraction form
349,073.93/523,616.16 = 132,944.63/x - Step 3: Cross multiply
349,073.93x = 523,616.16 × 132,944.63 - Step 4: Simplify right side
349,073.93x = 69,611,954,035.14 - Step 5: Solve for x
x = 69,611,954,035.14/349,073.93 - Step 6: Final answer
x = 199,418.94
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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.