Finding the Fourth Proportional to 619,780.96, 930,064.68 and 264,797.68
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Solution
The fourth proportional to 619,780.96, 930,064.68 and 264,797.68 is: 397,364.53
Step by Step Solution
- Step 1: Write the proportion equation
619,780.96 : 930,064.68 = 264,797.68 : x - Step 2: Convert to fraction form
619,780.96/930,064.68 = 264,797.68/x - Step 3: Cross multiply
619,780.96x = 930,064.68 × 264,797.68 - Step 4: Simplify right side
619,780.96x = 246,278,969,513.94 - Step 5: Solve for x
x = 246,278,969,513.94/619,780.96 - Step 6: Final answer
x = 397,364.53
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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.