Finding the Fourth Proportional to 346,211.99, 477,852.27 and 203,018.17
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Solution
The fourth proportional to 346,211.99, 477,852.27 and 203,018.17 is: 280,211.82
Step by Step Solution
- Step 1: Write the proportion equation
346,211.99 : 477,852.27 = 203,018.17 : x - Step 2: Convert to fraction form
346,211.99/477,852.27 = 203,018.17/x - Step 3: Cross multiply
346,211.99x = 477,852.27 × 203,018.17 - Step 4: Simplify right side
346,211.99x = 97,012,691,939.28 - Step 5: Solve for x
x = 97,012,691,939.28/346,211.99 - Step 6: Final answer
x = 280,211.82
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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.