Finding the Fourth Proportional to 354,683.80, 532,025.70 and 214,715.80
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Solution
The fourth proportional to 354,683.80, 532,025.70 and 214,715.80 is: 322,073.70
Step by Step Solution
- Step 1: Write the proportion equation
354,683.80 : 532,025.70 = 214,715.80 : x - Step 2: Convert to fraction form
354,683.80/532,025.70 = 214,715.80/x - Step 3: Cross multiply
354,683.80x = 532,025.70 × 214,715.80 - Step 4: Simplify right side
354,683.80x = 114,234,323,796.06 - Step 5: Solve for x
x = 114,234,323,796.06/354,683.80 - Step 6: Final answer
x = 322,073.70
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1.5x scale
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.