Finding the Fourth Proportional to 462,461.40, 693,173.70 and 196,176.60
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Solution
The fourth proportional to 462,461.40, 693,173.70 and 196,176.60 is: 294,044.99
Step by Step Solution
- Step 1: Write the proportion equation
462,461.40 : 693,173.70 = 196,176.60 : x - Step 2: Convert to fraction form
462,461.40/693,173.70 = 196,176.60/x - Step 3: Cross multiply
462,461.40x = 693,173.70 × 196,176.60 - Step 4: Simplify right side
462,461.40x = 135,984,459,675.42 - Step 5: Solve for x
x = 135,984,459,675.42/462,461.40 - Step 6: Final answer
x = 294,044.99
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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.