Finding the Fourth Proportional to 297,936.16, 446,305.88 and 137,787.62
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Solution
The fourth proportional to 297,936.16, 446,305.88 and 137,787.62 is: 206,404.70
Step by Step Solution
- Step 1: Write the proportion equation
297,936.16 : 446,305.88 = 137,787.62 : x - Step 2: Convert to fraction form
297,936.16/446,305.88 = 137,787.62/x - Step 3: Cross multiply
297,936.16x = 446,305.88 × 137,787.62 - Step 4: Simplify right side
297,936.16x = 61,495,423,110.15 - Step 5: Solve for x
x = 61,495,423,110.15/297,936.16 - Step 6: Final answer
x = 206,404.70
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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.