Finding the Fourth Proportional to 346,158.99, 477,703.85 and 202,882.95
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Solution
The fourth proportional to 346,158.99, 477,703.85 and 202,882.95 is: 279,981.07
Step by Step Solution
- Step 1: Write the proportion equation
346,158.99 : 477,703.85 = 202,882.95 : x - Step 2: Convert to fraction form
346,158.99/477,703.85 = 202,882.95/x - Step 3: Cross multiply
346,158.99x = 477,703.85 × 202,882.95 - Step 4: Simplify right side
346,158.99x = 96,917,965,299.94 - Step 5: Solve for x
x = 96,917,965,299.94/346,158.99 - Step 6: Final answer
x = 279,981.07
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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.