Finding the Fourth Proportional to 358,736.05, 495,037.03 and 222,767.08
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Solution
The fourth proportional to 358,736.05, 495,037.03 and 222,767.08 is: 307,406.95
Step by Step Solution
- Step 1: Write the proportion equation
358,736.05 : 495,037.03 = 222,767.08 : x - Step 2: Convert to fraction form
358,736.05/495,037.03 = 222,767.08/x - Step 3: Cross multiply
358,736.05x = 495,037.03 × 222,767.08 - Step 4: Simplify right side
358,736.05x = 110,277,953,664.97 - Step 5: Solve for x
x = 110,277,953,664.97/358,736.05 - Step 6: Final answer
x = 307,406.95
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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.