Finding the Fourth Proportional to 434,402.18, 651,593.79 and 118,859.07
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Solution
The fourth proportional to 434,402.18, 651,593.79 and 118,859.07 is: 178,286.01
Step by Step Solution
- Step 1: Write the proportion equation
434,402.18 : 651,593.79 = 118,859.07 : x - Step 2: Convert to fraction form
434,402.18/651,593.79 = 118,859.07/x - Step 3: Cross multiply
434,402.18x = 651,593.79 × 118,859.07 - Step 4: Simplify right side
434,402.18x = 77,447,831,897.18 - Step 5: Solve for x
x = 77,447,831,897.18/434,402.18 - Step 6: Final answer
x = 178,286.01
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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.