Finding the Fourth Proportional to 383,615.06, 575,433.52 and 117,369.68
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Solution
The fourth proportional to 383,615.06, 575,433.52 and 117,369.68 is: 176,057.86
Step by Step Solution
- Step 1: Write the proportion equation
383,615.06 : 575,433.52 = 117,369.68 : x - Step 2: Convert to fraction form
383,615.06/575,433.52 = 117,369.68/x - Step 3: Cross multiply
383,615.06x = 575,433.52 × 117,369.68 - Step 4: Simplify right side
383,615.06x = 67,538,444,933.08 - Step 5: Solve for x
x = 67,538,444,933.08/383,615.06 - Step 6: Final answer
x = 176,057.86
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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.