Finding the Fourth Proportional to 531,074.58, 795,839.12 and 328,237.62
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Solution
The fourth proportional to 531,074.58, 795,839.12 and 328,237.62 is: 491,878.82
Step by Step Solution
- Step 1: Write the proportion equation
531,074.58 : 795,839.12 = 328,237.62 : x - Step 2: Convert to fraction form
531,074.58/795,839.12 = 328,237.62/x - Step 3: Cross multiply
531,074.58x = 795,839.12 × 328,237.62 - Step 4: Simplify right side
531,074.58x = 261,224,337,103.34 - Step 5: Solve for x
x = 261,224,337,103.34/531,074.58 - Step 6: Final answer
x = 491,878.82
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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.