Finding the Fourth Proportional to 591,202.20, 886,803.30 and 354,811.80
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Solution
The fourth proportional to 591,202.20, 886,803.30 and 354,811.80 is: 532,217.70
Step by Step Solution
- Step 1: Write the proportion equation
591,202.20 : 886,803.30 = 354,811.80 : x - Step 2: Convert to fraction form
591,202.20/886,803.30 = 354,811.80/x - Step 3: Cross multiply
591,202.20x = 886,803.30 × 354,811.80 - Step 4: Simplify right side
591,202.20x = 314,648,275,118.94 - Step 5: Solve for x
x = 314,648,275,118.94/591,202.20 - Step 6: Final answer
x = 532,217.70
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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.