Finding the Fourth Proportional to 558,351.99, 770,793.44 and 343,676.07
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Solution
The fourth proportional to 558,351.99, 770,793.44 and 343,676.07 is: 474,437.74
Step by Step Solution
- Step 1: Write the proportion equation
558,351.99 : 770,793.44 = 343,676.07 : x - Step 2: Convert to fraction form
558,351.99/770,793.44 = 343,676.07/x - Step 3: Cross multiply
558,351.99x = 770,793.44 × 343,676.07 - Step 4: Simplify right side
558,351.99x = 264,903,258,522.60 - Step 5: Solve for x
x = 264,903,258,522.60/558,351.99 - Step 6: Final answer
x = 474,437.74
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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.