Finding the Fourth Proportional to 664,283.30, 996,522.15 and 214,927.70
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Solution
The fourth proportional to 664,283.30, 996,522.15 and 214,927.70 is: 322,423.00
Step by Step Solution
- Step 1: Write the proportion equation
664,283.30 : 996,522.15 = 214,927.70 : x - Step 2: Convert to fraction form
664,283.30/996,522.15 = 214,927.70/x - Step 3: Cross multiply
664,283.30x = 996,522.15 × 214,927.70 - Step 4: Simplify right side
664,283.30x = 214,180,213,698.56 - Step 5: Solve for x
x = 214,180,213,698.56/664,283.30 - Step 6: Final answer
x = 322,423.00
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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.