Finding the Fourth Proportional to 263,487.30, 395,230.95 and 245,861.70
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Solution
The fourth proportional to 263,487.30, 395,230.95 and 245,861.70 is: 368,792.55
Step by Step Solution
- Step 1: Write the proportion equation
263,487.30 : 395,230.95 = 245,861.70 : x - Step 2: Convert to fraction form
263,487.30/395,230.95 = 245,861.70/x - Step 3: Cross multiply
263,487.30x = 395,230.95 × 245,861.70 - Step 4: Simplify right side
263,487.30x = 97,172,153,259.62 - Step 5: Solve for x
x = 97,172,153,259.62/263,487.30 - Step 6: Final answer
x = 368,792.55
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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.