Finding the Fourth Proportional to 307,518.40, 461,277.60 and 183,102.40
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Solution
The fourth proportional to 307,518.40, 461,277.60 and 183,102.40 is: 274,653.60
Step by Step Solution
- Step 1: Write the proportion equation
307,518.40 : 461,277.60 = 183,102.40 : x - Step 2: Convert to fraction form
307,518.40/461,277.60 = 183,102.40/x - Step 3: Cross multiply
307,518.40x = 461,277.60 × 183,102.40 - Step 4: Simplify right side
307,518.40x = 84,461,035,626.24 - Step 5: Solve for x
x = 84,461,035,626.24/307,518.40 - Step 6: Final answer
x = 274,653.60
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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.