Finding the Fourth Proportional to 383,539.62, 575,217.16 and 117,302.44
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Solution
The fourth proportional to 383,539.62, 575,217.16 and 117,302.44 is: 175,925.44
Step by Step Solution
- Step 1: Write the proportion equation
383,539.62 : 575,217.16 = 117,302.44 : x - Step 2: Convert to fraction form
383,539.62/575,217.16 = 117,302.44/x - Step 3: Cross multiply
383,539.62x = 575,217.16 × 117,302.44 - Step 4: Simplify right side
383,539.62x = 67,474,376,397.87 - Step 5: Solve for x
x = 67,474,376,397.87/383,539.62 - Step 6: Final answer
x = 175,925.44
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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.