Finding the Fourth Proportional to 342,035.36, 472,014.24 and 191,142.08
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Solution
The fourth proportional to 342,035.36, 472,014.24 and 191,142.08 is: 263,779.11
Step by Step Solution
- Step 1: Write the proportion equation
342,035.36 : 472,014.24 = 191,142.08 : x - Step 2: Convert to fraction form
342,035.36/472,014.24 = 191,142.08/x - Step 3: Cross multiply
342,035.36x = 472,014.24 × 191,142.08 - Step 4: Simplify right side
342,035.36x = 90,221,783,623.22 - Step 5: Solve for x
x = 90,221,783,623.22/342,035.36 - Step 6: Final answer
x = 263,779.11
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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.