Finding the Fourth Proportional to 346,107.20, 477,730.08 and 202,898.24
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Solution
The fourth proportional to 346,107.20, 477,730.08 and 202,898.24 is: 280,059.45
Step by Step Solution
- Step 1: Write the proportion equation
346,107.20 : 477,730.08 = 202,898.24 : x - Step 2: Convert to fraction form
346,107.20/477,730.08 = 202,898.24/x - Step 3: Cross multiply
346,107.20x = 477,730.08 × 202,898.24 - Step 4: Simplify right side
346,107.20x = 96,930,592,427.06 - Step 5: Solve for x
x = 96,930,592,427.06/346,107.20 - Step 6: Final answer
x = 280,059.45
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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.