Finding the Fourth Proportional to 495,807.28, 684,219.36 and 269,452.80
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Solution
The fourth proportional to 495,807.28, 684,219.36 and 269,452.80 is: 371,847.75
Step by Step Solution
- Step 1: Write the proportion equation
495,807.28 : 684,219.36 = 269,452.80 : x - Step 2: Convert to fraction form
495,807.28/684,219.36 = 269,452.80/x - Step 3: Cross multiply
495,807.28x = 684,219.36 × 269,452.80 - Step 4: Simplify right side
495,807.28x = 184,364,822,366.21 - Step 5: Solve for x
x = 184,364,822,366.21/495,807.28 - Step 6: Final answer
x = 371,847.75
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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.