Finding the Fourth Proportional to 352,045.06, 485,847.93 and 201,138.82
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Solution
The fourth proportional to 352,045.06, 485,847.93 and 201,138.82 is: 277,586.28
Step by Step Solution
- Step 1: Write the proportion equation
352,045.06 : 485,847.93 = 201,138.82 : x - Step 2: Convert to fraction form
352,045.06/485,847.93 = 201,138.82/x - Step 3: Cross multiply
352,045.06x = 485,847.93 × 201,138.82 - Step 4: Simplify right side
352,045.06x = 97,722,879,339.64 - Step 5: Solve for x
x = 97,722,879,339.64/352,045.06 - Step 6: Final answer
x = 277,586.28
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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.