Finding the Fourth Proportional to 341,640.10, 512,848.95 and 201,477.70
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Solution
The fourth proportional to 341,640.10, 512,848.95 and 201,477.70 is: 302,445.84
Step by Step Solution
- Step 1: Write the proportion equation
341,640.10 : 512,848.95 = 201,477.70 : x - Step 2: Convert to fraction form
341,640.10/512,848.95 = 201,477.70/x - Step 3: Cross multiply
341,640.10x = 512,848.95 × 201,477.70 - Step 4: Simplify right side
341,640.10x = 103,327,626,893.42 - Step 5: Solve for x
x = 103,327,626,893.42/341,640.10 - Step 6: Final answer
x = 302,445.84
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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.