Finding the Fourth Proportional to 713,611.35, 984,829.19 and 471,469.14
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Solution
The fourth proportional to 713,611.35, 984,829.19 and 471,469.14 is: 650,657.49
Step by Step Solution
- Step 1: Write the proportion equation
713,611.35 : 984,829.19 = 471,469.14 : x - Step 2: Convert to fraction form
713,611.35/984,829.19 = 471,469.14/x - Step 3: Cross multiply
713,611.35x = 984,829.19 × 471,469.14 - Step 4: Simplify right side
713,611.35x = 464,316,568,898.85 - Step 5: Solve for x
x = 464,316,568,898.85/713,611.35 - Step 6: Final answer
x = 650,657.49
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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.