Finding the Fourth Proportional to 622,703.08, 933,963.90 and 201,917.80
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Solution
The fourth proportional to 622,703.08, 933,963.90 and 201,917.80 is: 302,847.28
Step by Step Solution
- Step 1: Write the proportion equation
622,703.08 : 933,963.90 = 201,917.80 : x - Step 2: Convert to fraction form
622,703.08/933,963.90 = 201,917.80/x - Step 3: Cross multiply
622,703.08x = 933,963.90 × 201,917.80 - Step 4: Simplify right side
622,703.08x = 188,583,935,967.42 - Step 5: Solve for x
x = 188,583,935,967.42/622,703.08 - Step 6: Final answer
x = 302,847.28
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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.