Finding the Fourth Proportional to 903,162.84, 1,354,744.44 and 272,076.72
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Solution
The fourth proportional to 903,162.84, 1,354,744.44 and 272,076.72 is: 408,115.13
Step by Step Solution
- Step 1: Write the proportion equation
903,162.84 : 1,354,744.44 = 272,076.72 : x - Step 2: Convert to fraction form
903,162.84/1,354,744.44 = 272,076.72/x - Step 3: Cross multiply
903,162.84x = 1,354,744.44 × 272,076.72 - Step 4: Simplify right side
903,162.84x = 368,594,423,673.44 - Step 5: Solve for x
x = 368,594,423,673.44/903,162.84 - Step 6: Final answer
x = 408,115.13
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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.