Finding the Fourth Proportional to 352,201.08, 486,032.78 and 201,294.20
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Solution
The fourth proportional to 352,201.08, 486,032.78 and 201,294.20 is: 277,783.30
Step by Step Solution
- Step 1: Write the proportion equation
352,201.08 : 486,032.78 = 201,294.20 : x - Step 2: Convert to fraction form
352,201.08/486,032.78 = 201,294.20/x - Step 3: Cross multiply
352,201.08x = 486,032.78 × 201,294.20 - Step 4: Simplify right side
352,201.08x = 97,835,579,623.88 - Step 5: Solve for x
x = 97,835,579,623.88/352,201.08 - Step 6: Final answer
x = 277,783.30
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.