Finding the Fourth Proportional to 498,653.97, 747,980.92 and 124,676.97
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Solution
The fourth proportional to 498,653.97, 747,980.92 and 124,676.97 is: 187,015.45
Step by Step Solution
- Step 1: Write the proportion equation
498,653.97 : 747,980.92 = 124,676.97 : x - Step 2: Convert to fraction form
498,653.97/747,980.92 = 124,676.97/x - Step 3: Cross multiply
498,653.97x = 747,980.92 × 124,676.97 - Step 4: Simplify right side
498,653.97x = 93,255,994,723.41 - Step 5: Solve for x
x = 93,255,994,723.41/498,653.97 - Step 6: Final answer
x = 187,015.45
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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.