Finding the Fourth Proportional to 207,246.60, 310,869.90 and 202,638.60
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Solution
The fourth proportional to 207,246.60, 310,869.90 and 202,638.60 is: 303,957.90
Step by Step Solution
- Step 1: Write the proportion equation
207,246.60 : 310,869.90 = 202,638.60 : x - Step 2: Convert to fraction form
207,246.60/310,869.90 = 202,638.60/x - Step 3: Cross multiply
207,246.60x = 310,869.90 × 202,638.60 - Step 4: Simplify right side
207,246.60x = 62,994,241,318.14 - Step 5: Solve for x
x = 62,994,241,318.14/207,246.60 - Step 6: Final answer
x = 303,957.90
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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.