Finding the Fourth Proportional to 471,176.79, 706,756.06 and 134,219.62
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Solution
The fourth proportional to 471,176.79, 706,756.06 and 134,219.62 is: 201,326.83
Step by Step Solution
- Step 1: Write the proportion equation
471,176.79 : 706,756.06 = 134,219.62 : x - Step 2: Convert to fraction form
471,176.79/706,756.06 = 134,219.62/x - Step 3: Cross multiply
471,176.79x = 706,756.06 × 134,219.62 - Step 4: Simplify right side
471,176.79x = 94,860,529,805.90 - Step 5: Solve for x
x = 94,860,529,805.90/471,176.79 - Step 6: Final answer
x = 201,326.83
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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.