Finding the Fourth Proportional to 272,946.10, 409,030.35 and 201,309.70
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Solution
The fourth proportional to 272,946.10, 409,030.35 and 201,309.70 is: 301,677.79
Step by Step Solution
- Step 1: Write the proportion equation
272,946.10 : 409,030.35 = 201,309.70 : x - Step 2: Convert to fraction form
272,946.10/409,030.35 = 201,309.70/x - Step 3: Cross multiply
272,946.10x = 409,030.35 × 201,309.70 - Step 4: Simplify right side
272,946.10x = 82,341,777,049.40 - Step 5: Solve for x
x = 82,341,777,049.40/272,946.10 - Step 6: Final answer
x = 301,677.79
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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.