Finding the Fourth Proportional to 622,081.12, 933,110.52 and 201,357.40
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Solution
The fourth proportional to 622,081.12, 933,110.52 and 201,357.40 is: 302,032.49
Step by Step Solution
- Step 1: Write the proportion equation
622,081.12 : 933,110.52 = 201,357.40 : x - Step 2: Convert to fraction form
622,081.12/933,110.52 = 201,357.40/x - Step 3: Cross multiply
622,081.12x = 933,110.52 × 201,357.40 - Step 4: Simplify right side
622,081.12x = 187,888,708,219.85 - Step 5: Solve for x
x = 187,888,708,219.85/622,081.12 - Step 6: Final answer
x = 302,032.49
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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.