Finding the Fourth Proportional to 232,831.10, 349,490.96 and 206,346.53
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Solution
The fourth proportional to 232,831.10, 349,490.96 and 206,346.53 is: 309,736.31
Step by Step Solution
- Step 1: Write the proportion equation
232,831.10 : 349,490.96 = 206,346.53 : x - Step 2: Convert to fraction form
232,831.10/349,490.96 = 206,346.53/x - Step 3: Cross multiply
232,831.10x = 349,490.96 × 206,346.53 - Step 4: Simplify right side
232,831.10x = 72,116,246,862.37 - Step 5: Solve for x
x = 72,116,246,862.37/232,831.10 - Step 6: Final answer
x = 309,736.31
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.