Finding the Fourth Proportional to 346,111.44, 477,543.24 and 202,794.64
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Solution
The fourth proportional to 346,111.44, 477,543.24 and 202,794.64 is: 279,803.55
Step by Step Solution
- Step 1: Write the proportion equation
346,111.44 : 477,543.24 = 202,794.64 : x - Step 2: Convert to fraction form
346,111.44/477,543.24 = 202,794.64/x - Step 3: Cross multiply
346,111.44x = 477,543.24 × 202,794.64 - Step 4: Simplify right side
346,111.44x = 96,843,209,440.23 - Step 5: Solve for x
x = 96,843,209,440.23/346,111.44 - Step 6: Final answer
x = 279,803.55
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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.