Finding the Fourth Proportional to 349,798.08, 482,711.04 and 196,845.12
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Solution
The fourth proportional to 349,798.08, 482,711.04 and 196,845.12 is: 271,640.46
Step by Step Solution
- Step 1: Write the proportion equation
349,798.08 : 482,711.04 = 196,845.12 : x - Step 2: Convert to fraction form
349,798.08/482,711.04 = 196,845.12/x - Step 3: Cross multiply
349,798.08x = 482,711.04 × 196,845.12 - Step 4: Simplify right side
349,798.08x = 95,019,312,594.12 - Step 5: Solve for x
x = 95,019,312,594.12/349,798.08 - Step 6: Final answer
x = 271,640.46
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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.