Finding the Fourth Proportional to 851,624.93, 1,175,202.84 and 488,793.41
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Solution
The fourth proportional to 851,624.93, 1,175,202.84 and 488,793.41 is: 674,512.20
Step by Step Solution
- Step 1: Write the proportion equation
851,624.93 : 1,175,202.84 = 488,793.41 : x - Step 2: Convert to fraction form
851,624.93/1,175,202.84 = 488,793.41/x - Step 3: Cross multiply
851,624.93x = 1,175,202.84 × 488,793.41 - Step 4: Simplify right side
851,624.93x = 574,431,403,605.28 - Step 5: Solve for x
x = 574,431,403,605.28/851,624.93 - Step 6: Final answer
x = 674,512.20
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.