Finding the Fourth Proportional to 330,569.49, 495,435.97 and 162,050.21
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Solution
The fourth proportional to 330,569.49, 495,435.97 and 162,050.21 is: 242,870.28
Step by Step Solution
- Step 1: Write the proportion equation
330,569.49 : 495,435.97 = 162,050.21 : x - Step 2: Convert to fraction form
330,569.49/495,435.97 = 162,050.21/x - Step 3: Cross multiply
330,569.49x = 495,435.97 × 162,050.21 - Step 4: Simplify right side
330,569.49x = 80,285,502,980.05 - Step 5: Solve for x
x = 80,285,502,980.05/330,569.49 - Step 6: Final answer
x = 242,870.28
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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.