Finding the Fourth Proportional to 383,586.96, 575,359.63 and 117,347.49
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Solution
The fourth proportional to 383,586.96, 575,359.63 and 117,347.49 is: 176,014.88
Step by Step Solution
- Step 1: Write the proportion equation
383,586.96 : 575,359.63 = 117,347.49 : x - Step 2: Convert to fraction form
383,586.96/575,359.63 = 117,347.49/x - Step 3: Cross multiply
383,586.96x = 575,359.63 × 117,347.49 - Step 4: Simplify right side
383,586.96x = 67,517,010,952.14 - Step 5: Solve for x
x = 67,517,010,952.14/383,586.96 - Step 6: Final answer
x = 176,014.88
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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.