Finding the Fourth Proportional to 995,266.70, 1,492,900.05 and 247,312.70
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Solution
The fourth proportional to 995,266.70, 1,492,900.05 and 247,312.70 is: 370,969.05
Step by Step Solution
- Step 1: Write the proportion equation
995,266.70 : 1,492,900.05 = 247,312.70 : x - Step 2: Convert to fraction form
995,266.70/1,492,900.05 = 247,312.70/x - Step 3: Cross multiply
995,266.70x = 1,492,900.05 × 247,312.70 - Step 4: Simplify right side
995,266.70x = 369,213,142,195.64 - Step 5: Solve for x
x = 369,213,142,195.64/995,266.70 - Step 6: Final answer
x = 370,969.05
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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.