Finding the Fourth Proportional to 575,372.73, 863,057.88 and 154,648.62
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Solution
The fourth proportional to 575,372.73, 863,057.88 and 154,648.62 is: 231,972.60
Step by Step Solution
- Step 1: Write the proportion equation
575,372.73 : 863,057.88 = 154,648.62 : x - Step 2: Convert to fraction form
575,372.73/863,057.88 = 154,648.62/x - Step 3: Cross multiply
575,372.73x = 863,057.88 × 154,648.62 - Step 4: Simplify right side
575,372.73x = 133,470,710,122.13 - Step 5: Solve for x
x = 133,470,710,122.13/575,372.73 - Step 6: Final answer
x = 231,972.60
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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.