Finding the Fourth Proportional to 243,866.80, 365,281.80 and 202,394.80
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Solution
The fourth proportional to 243,866.80, 365,281.80 and 202,394.80 is: 303,161.96
Step by Step Solution
- Step 1: Write the proportion equation
243,866.80 : 365,281.80 = 202,394.80 : x - Step 2: Convert to fraction form
243,866.80/365,281.80 = 202,394.80/x - Step 3: Cross multiply
243,866.80x = 365,281.80 × 202,394.80 - Step 4: Simplify right side
243,866.80x = 73,931,136,854.64 - Step 5: Solve for x
x = 73,931,136,854.64/243,866.80 - Step 6: Final answer
x = 303,161.96
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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.