Finding the Fourth Proportional to 495,974.12, 684,448.26 and 269,619.08
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Solution
The fourth proportional to 495,974.12, 684,448.26 and 269,619.08 is: 372,076.49
Step by Step Solution
- Step 1: Write the proportion equation
495,974.12 : 684,448.26 = 269,619.08 : x - Step 2: Convert to fraction form
495,974.12/684,448.26 = 269,619.08/x - Step 3: Cross multiply
495,974.12x = 684,448.26 × 269,619.08 - Step 4: Simplify right side
495,974.12x = 184,540,310,168.80 - Step 5: Solve for x
x = 184,540,310,168.80/495,974.12 - Step 6: Final answer
x = 372,076.49
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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.