Finding the Fourth Proportional to 353,247.03, 487,478.55 and 192,101.70
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Solution
The fourth proportional to 353,247.03, 487,478.55 and 192,101.70 is: 265,099.07
Step by Step Solution
- Step 1: Write the proportion equation
353,247.03 : 487,478.55 = 192,101.70 : x - Step 2: Convert to fraction form
353,247.03/487,478.55 = 192,101.70/x - Step 3: Cross multiply
353,247.03x = 487,478.55 × 192,101.70 - Step 4: Simplify right side
353,247.03x = 93,645,458,168.54 - Step 5: Solve for x
x = 93,645,458,168.54/353,247.03 - Step 6: Final answer
x = 265,099.07
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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.