Finding the Fourth Proportional to 346,052.58, 477,462.36 and 202,735.63
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Solution
The fourth proportional to 346,052.58, 477,462.36 and 202,735.63 is: 279,722.33
Step by Step Solution
- Step 1: Write the proportion equation
346,052.58 : 477,462.36 = 202,735.63 : x - Step 2: Convert to fraction form
346,052.58/477,462.36 = 202,735.63/x - Step 3: Cross multiply
346,052.58x = 477,462.36 × 202,735.63 - Step 4: Simplify right side
346,052.58x = 96,798,632,355.89 - Step 5: Solve for x
x = 96,798,632,355.89/346,052.58 - Step 6: Final answer
x = 279,722.33
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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.